All 503 prefixes (NXX)
The table lists all 784 active prefixes registered under 503. A prefix ({NXX{'}'}) is the second three-digit group of a US number; its row shows where the block is anchored and who holds it.
Distribution: the 784 prefixes spread over 63 rate centers, with Portland the densest (497 prefixes). 41 distinct carriers hold codes here, and 366 prefixes (47%) are pooled — shared in thousands-blocks among several companies.
Showing 784 of 784
| Prefix | Rate center | Carrier (code holder) | Pooled |
|---|---|---|---|
| 503-200 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-201 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-202 | Portland | SPOK, INC. | No |
| 503-203 | Portland | QWEST CORPORATION | No |
| 503-204 | Portland | SPOK, INC. | No |
| 503-205 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-206 | Portland | ONVOY, LLC - OR | Yes |
| 503-207 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-208 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-209 | Portland | T-MOBILE USA, INC. | Yes |
| 503-210 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-212 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-213 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-214 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-215 | Portland | QWEST CORPORATION | No |
| 503-216 | Portland | QWEST CORPORATION | No |
| 503-217 | Sherwood | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-218 | Stafford-sandy | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-219 | Portland | QWEST CORPORATION | No |
| 503-220 | Portland | QWEST CORPORATION | No |
| 503-221 | Portland | QWEST CORPORATION | No |
| 503-222 | Portland | QWEST CORPORATION | No |
| 503-223 | Portland | QWEST CORPORATION | No |
| 503-224 | Portland | QWEST CORPORATION | No |
| 503-225 | Portland | QWEST CORPORATION | No |
| 503-226 | Portland | QWEST CORPORATION | No |
| 503-227 | Portland | QWEST CORPORATION | No |
| 503-228 | Portland | QWEST CORPORATION | No |
| 503-229 | Portland | QWEST CORPORATION | No |
| 503-230 | Portland | QWEST CORPORATION | No |
| 503-231 | Portland | QWEST CORPORATION | No |
| 503-232 | Portland | QWEST CORPORATION | No |
| 503-233 | Portland | QWEST CORPORATION | No |
| 503-234 | Portland | QWEST CORPORATION | No |
| 503-235 | Portland | QWEST CORPORATION | No |
| 503-236 | Portland | QWEST CORPORATION | No |
| 503-237 | Portland | SPOK, INC. | No |
| 503-238 | Portland | QWEST CORPORATION | No |
| 503-239 | Portland | QWEST CORPORATION | No |
| 503-240 | Portland | QWEST CORPORATION | No |
| 503-241 | Portland | QWEST CORPORATION | No |
| 503-242 | Portland | QWEST CORPORATION | No |
| 503-243 | Portland | QWEST CORPORATION | No |
| 503-244 | Portland | QWEST CORPORATION | No |
| 503-245 | Portland | QWEST CORPORATION | No |
| 503-246 | Portland | QWEST CORPORATION | No |
| 503-247 | Portland | QWEST CORPORATION | No |
| 503-248 | Portland | QWEST CORPORATION | No |
| 503-249 | Portland | QWEST CORPORATION | No |
| 503-250 | Portland | QWEST CORPORATION | Yes |
| 503-251 | Portland | QWEST CORPORATION | No |
| 503-252 | Portland | QWEST CORPORATION | No |
| 503-253 | Portland | QWEST CORPORATION | No |
| 503-254 | Portland | QWEST CORPORATION | No |
| 503-255 | Portland | QWEST CORPORATION | No |
| 503-256 | Portland | QWEST CORPORATION | No |
| 503-257 | Portland | QWEST CORPORATION | No |
| 503-258 | Portland | QWEST CORPORATION | Yes |
| 503-259 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-260 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-261 | Portland | QWEST CORPORATION | Yes |
| 503-262 | Portland | QWEST CORPORATION | No |
| 503-263 | Canby Needy | CANBY TEL. ASSN. | No |
| 503-264 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-265 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-266 | Canby Needy | CANBY TEL. ASSN. | No |
| 503-267 | Portland | T-MOBILE USA, INC. | No |
| 503-268 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-269 | Salem | T-MOBILE USA, INC. | Yes |
| 503-270 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-271 | Portland | SPOK, INC. | No |
| 503-272 | Government Camp | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | Yes |
| 503-273 | Portland | QWEST CORPORATION | No |
| 503-274 | Portland | QWEST CORPORATION | No |
| 503-275 | Portland | QWEST CORPORATION | No |
| 503-276 | Portland | QWEST CORPORATION | No |
| 503-277 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-278 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-279 | Portland | QWEST CORPORATION | No |
| 503-280 | Portland | QWEST CORPORATION | No |
| 503-281 | Portland | QWEST CORPORATION | No |
| 503-282 | Portland | QWEST CORPORATION | No |
| 503-283 | Portland | QWEST CORPORATION | No |
| 503-284 | Portland | QWEST CORPORATION | No |
| 503-285 | Portland | QWEST CORPORATION | No |
| 503-286 | Portland | QWEST CORPORATION | No |
| 503-287 | Portland | QWEST CORPORATION | No |
| 503-288 | Portland | QWEST CORPORATION | No |
| 503-289 | Portland | QWEST CORPORATION | No |
| 503-290 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-291 | Portland | QWEST CORPORATION | No |
| 503-292 | Portland | QWEST CORPORATION | No |
| 503-293 | Portland | QWEST CORPORATION | No |
| 503-294 | Portland | QWEST CORPORATION | No |
| 503-295 | Portland | QWEST CORPORATION | No |
| 503-296 | Portland | QWEST CORPORATION | No |
| 503-297 | Portland | QWEST CORPORATION | No |
| 503-298 | Astoria | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-299 | Portland | QWEST CORPORATION | No |
| 503-300 | Bay City | CHARTER IP ENABLED SERVICES, LLC | Yes |
| 503-301 | Portland | SPOK, INC. | No |
| 503-302 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-303 | Clackamas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-304 | Salem | QWEST CORPORATION | No |
| 503-305 | Clackamas | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-306 | Portland | QWEST CORPORATION | No |
| 503-307 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-308 | Clatskanie | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-309 | Portland | T-MOBILE USA, INC. | Yes |
| 503-310 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-312 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-313 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-314 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-315 | Salem | QWEST CORPORATION | No |
| 503-316 | Salem | QWEST CORPORATION | No |
| 503-317 | Portland | T-MOBILE USA, INC. | No |
| 503-318 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-319 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-320 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-321 | Portland | QWEST CORPORATION | No |
| 503-322 | Garibaldi | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-323 | Portland | QWEST CORPORATION | No |
| 503-324 | Beaverton | ZIPLY FIBER PACIFIC, LLC DBA ZIPLY FIBER | No |
| 503-325 | Astoria | QWEST CORPORATION | No |
| 503-326 | Portland | QWEST CORPORATION | No |
| 503-327 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-328 | Gresham | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-329 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-330 | Beaverton | METROPCS, INC. | Yes |
| 503-331 | Portland | QWEST CORPORATION | No |
| 503-332 | Beaverton | METROPCS, INC. | Yes |
| 503-333 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-334 | Portland | T-MOBILE USA, INC. | Yes |
| 503-335 | Portland | QWEST CORPORATION | No |
| 503-336 | Beaverton | COMCAST IP PHONE, LLC | Yes |
| 503-337 | Estacada | CASCADE UTILITIES, INC. | No |
| 503-338 | Astoria | QWEST CORPORATION | Yes |
| 503-339 | Salem | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-340 | Portland | QWEST CORPORATION | No |
| 503-341 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-342 | Clackamas | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-343 | Clackamas | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-344 | Clackamas | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-345 | Portland | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-346 | Portland | QWEST CORPORATION | No |
| 503-347 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-348 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-349 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-350 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-351 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-352 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-353 | Clackamas | QWEST CORPORATION | No |
| 503-354 | Tillamook | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-355 | Rockaway | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-356 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-357 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-358 | Portland | T-MOBILE USA, INC. | Yes |
| 503-359 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-360 | Portland | ONVOY, LLC - OR | Yes |
| 503-361 | Salem | QWEST CORPORATION | No |
| 503-362 | Salem | QWEST CORPORATION | No |
| 503-363 | Salem | QWEST CORPORATION | No |
| 503-364 | Salem | QWEST CORPORATION | No |
| 503-365 | Salem | QWEST CORPORATION | No |
| 503-366 | Saint Helens | QWEST CORPORATION | No |
| 503-367 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-368 | Nehalem | NEHALEM TELECOMMS, INC. DBA NEHALEM TEL & TEL | No |
| 503-369 | Saint Helens | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-370 | Salem | QWEST CORPORATION | No |
| 503-371 | Salem | QWEST CORPORATION | No |
| 503-372 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-373 | Salem | QWEST CORPORATION | No |
| 503-374 | Tillamook | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-375 | Salem | QWEST CORPORATION | No |
| 503-376 | McMinnville | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-377 | Bay City | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-378 | Salem | QWEST CORPORATION | No |
| 503-379 | McMinnville | LEVEL 3 COMMUNICATIONS, LLC - OR | No |
| 503-380 | Portland | T-MOBILE USA, INC. | No |
| 503-381 | Portland | T-MOBILE USA, INC. | Yes |
| 503-382 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-383 | Salem | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-384 | Portland | QWEST CORPORATION | Yes |
| 503-385 | Salem | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-386 | Knappa | ONVOY, LLC - OR | Yes |
| 503-387 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-388 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-389 | North Plains | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-390 | Salem | QWEST CORPORATION | No |
| 503-391 | Salem | QWEST CORPORATION | No |
| 503-392 | Cloverdale | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-393 | Salem | QWEST CORPORATION | No |
| 503-394 | Scio | SCIO MUTUAL TEL. CO. | No |
| 503-395 | Rainier | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-396 | Saint Helens | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-397 | Saint Helens | QWEST CORPORATION | No |
| 503-398 | Beaver | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-399 | Salem | QWEST CORPORATION | No |
| 503-400 | Salem | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-401 | Portland | QWEST CORPORATION | No |
| 503-402 | Portland | QWEST CORPORATION | No |
| 503-403 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-404 | Stafford-sandy | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-405 | Gresham | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-406 | Clackamas | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-407 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-408 | Portland | QWEST CORPORATION | No |
| 503-409 | Salem | T-MOBILE USA, INC. | No |
| 503-410 | Saint Helens | METROPCS, INC. | Yes |
| 503-412 | Portland | QWEST CORPORATION | Yes |
| 503-413 | Portland | QWEST CORPORATION | Yes |
| 503-414 | Portland | QWEST CORPORATION | No |
| 503-415 | Portland | QWEST CORPORATION | Yes |
| 503-416 | Portland | LEVEL 3 TELECOM OF OREGON, LLC - OR | No |
| 503-417 | Portland | QWEST CORPORATION | No |
| 503-418 | Portland | QWEST CORPORATION | No |
| 503-419 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-420 | Dallas | T-MOBILE USA, INC. | Yes |
| 503-421 | Portland | T-MOBILE USA, INC. | Yes |
| 503-422 | Portland | T-MOBILE USA, INC. | Yes |
| 503-423 | Portland | QWEST CORPORATION | Yes |
| 503-424 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-425 | Portland | QWEST CORPORATION | Yes |
| 503-426 | Portland | NORTH COUNTY COMMUNICATION CORPORATION - OR | No |
| 503-427 | Stafford-sandy | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-428 | Salem | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-429 | Vernonia | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-430 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-431 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-432 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-433 | North Plains | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-434 | McMinnville | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-435 | McMinnville | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-436 | Cannon Beach | QWEST CORPORATION | Yes |
| 503-437 | McMinnville | METROPCS, INC. | Yes |
| 503-438 | Saint Helens | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-439 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-440 | Seaside | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-441 | Portland | QWEST CORPORATION | No |
| 503-442 | Portland | T-MOBILE USA, INC. | Yes |
| 503-443 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-444 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-445 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-446 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-447 | North Plains | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-448 | Aumsville Turner | SCS COMMUNICATIONS AND SECURITY, INC. - OR | No |
| 503-449 | Portland | T-MOBILE USA, INC. | Yes |
| 503-450 | Portland | QWEST CORPORATION | No |
| 503-451 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-452 | Portland | QWEST CORPORATION | No |
| 503-453 | Portland | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-454 | Stafford-sandy | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-455 | Westport | QWEST CORPORATION | Yes |
| 503-456 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-457 | Tillamook | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-458 | Knappa | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | No |
| 503-459 | Portland | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-460 | Portland | QWEST CORPORATION | Yes |
| 503-461 | Grand Ronde | ONVOY, LLC - OR | Yes |
| 503-462 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-463 | Salem | QWEST CORPORATION | No |
| 503-464 | Portland | QWEST CORPORATION | Yes |
| 503-465 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-466 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-467 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-468 | Astoria | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-469 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-470 | Seaside | T-MOBILE USA, INC. | Yes |
| 503-471 | Portland | QWEST CORPORATION | No |
| 503-472 | McMinnville | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-473 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-474 | McMinnville | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-475 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-476 | Newberg | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-477 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-478 | Portland | QWEST CORPORATION | No |
| 503-479 | Clackamas | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-480 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-481 | Portland | T-MOBILE USA, INC. | No |
| 503-482 | Stafford-sandy | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-483 | Pacific City | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-484 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-485 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-486 | Stafford-sandy | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-487 | Newberg | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-488 | Portland | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-489 | Gresham | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-490 | Portland | T-MOBILE USA, INC. | Yes |
| 503-491 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-492 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-493 | Portland | QWEST CORPORATION | No |
| 503-494 | Portland | QWEST CORPORATION | No |
| 503-495 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | No |
| 503-496 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-497 | Portland | QWEST CORPORATION | No |
| 503-498 | Stafford-sandy | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-499 | Portland | QWEST CORPORATION | No |
| 503-500 | Portland | TELTRUST CORPORATION - OR | Yes |
| 503-501 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-502 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-503 | Sherwood | ONVOY, LLC - OR | Yes |
| 503-504 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-505 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-506 | Stafford-sandy | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-507 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-508 | Salem | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-509 | Stayton | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-510 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-512 | Gresham | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-513 | Clackamas | QWEST CORPORATION | No |
| 503-514 | Portland | SPOK, INC. | No |
| 503-515 | Portland | T-MOBILE USA, INC. | No |
| 503-516 | Portland | T-MOBILE USA, INC. | No |
| 503-517 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-518 | Clackamas | BEAVER CREEK COOPERATIVE TELEPHONE COMPANY - OR | No |
| 503-519 | Portland | T-MOBILE USA, INC. | Yes |
| 503-520 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-521 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-522 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-523 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-524 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-525 | Portland | QWEST CORPORATION | No |
| 503-526 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-527 | Portland | SPOK, INC. | No |
| 503-528 | Portland | QWEST CORPORATION | Yes |
| 503-529 | Portland | SPOK, INC. | No |
| 503-530 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-531 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-532 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-533 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-534 | Clackamas | QWEST CORPORATION | Yes |
| 503-535 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-536 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-537 | Newberg | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-538 | Newberg | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-539 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-540 | Salem | QWEST CORPORATION | No |
| 503-542 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-543 | Scappoose | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | Yes |
| 503-544 | Portland | T-MOBILE USA, INC. | No |
| 503-545 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-546 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-547 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-548 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-549 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-550 | Newberg | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-551 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-552 | Portland | QWEST CORPORATION | No |
| 503-553 | Portland | QWEST CORPORATION | Yes |
| 503-554 | Newberg | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-556 | Rainier | QWEST CORPORATION | No |
| 503-557 | Clackamas | QWEST CORPORATION | No |
| 503-558 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-559 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-560 | McMinnville | T-MOBILE USA, INC. | Yes |
| 503-561 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-562 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-563 | Stafford-sandy | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-564 | Hood Land | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-565 | McMinnville | ONVOY, LLC - OR | Yes |
| 503-566 | Salem | QWEST CORPORATION | No |
| 503-567 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-568 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-569 | Salem | T-MOBILE USA, INC. | Yes |
| 503-570 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-571 | Clackamas | QWEST CORPORATION | No |
| 503-572 | Portland | T-MOBILE USA, INC. | Yes |
| 503-573 | Gresham | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-574 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-575 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-576 | Salem | QWEST CORPORATION | Yes |
| 503-577 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-578 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-579 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-580 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-581 | Salem | QWEST CORPORATION | No |
| 503-582 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-583 | McMinnville | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-584 | Salem | QWEST CORPORATION | Yes |
| 503-585 | Salem | QWEST CORPORATION | No |
| 503-586 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-587 | Salem | QWEST CORPORATION | No |
| 503-588 | Salem | QWEST CORPORATION | No |
| 503-589 | Salem | QWEST CORPORATION | No |
| 503-590 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-591 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-592 | Canby Needy | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-593 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-594 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-595 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-596 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-597 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-598 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-599 | Portland | SPOK, INC. | No |
| 503-600 | Molalla | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-601 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-602 | Salem | T-MOBILE USA, INC. | Yes |
| 503-603 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-604 | Portland | SPOK, INC. | No |
| 503-605 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-606 | Dallas | QWEST CORPORATION | Yes |
| 503-607 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-608 | Beaverton | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-609 | Corbett | BANDWIDTH.COM CLEC, LLC - OR | Yes |
| 503-610 | Sherwood | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-612 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-613 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-614 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-615 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-616 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-617 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-618 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-619 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-620 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-621 | Portland | QWEST CORPORATION | Yes |
| 503-622 | Hood Land | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-623 | Dallas | QWEST CORPORATION | No |
| 503-624 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-625 | Sherwood | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-626 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-627 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-628 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-629 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-630 | Estacada | CASCADE UTILITIES, INC. | No |
| 503-631 | Redland | CLEAR CREEK MUTUAL TEL. CO. | No |
| 503-632 | Beaver Creek | BEAVER CREEK COOP. TEL. CO. | No |
| 503-633 | Saint Paul | ST. PAUL COOP. TEL. ASSN. | No |
| 503-634 | Monitor | MONITOR COOP. TEL. CO. | No |
| 503-635 | Clackamas | QWEST CORPORATION | No |
| 503-636 | Clackamas | QWEST CORPORATION | No |
| 503-637 | Estacada | CASCADE UTILITIES, INC. | No |
| 503-638 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-639 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-640 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-641 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-642 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-643 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-644 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-645 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-646 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-647 | North Plains | QWEST CORPORATION | Yes |
| 503-648 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-649 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-650 | Clackamas | QWEST CORPORATION | No |
| 503-651 | Canby Needy | CANBY TEL. ASSN. | No |
| 503-652 | Clackamas | QWEST CORPORATION | No |
| 503-653 | Clackamas | QWEST CORPORATION | No |
| 503-654 | Clackamas | QWEST CORPORATION | No |
| 503-655 | Clackamas | QWEST CORPORATION | No |
| 503-656 | Clackamas | QWEST CORPORATION | No |
| 503-657 | Clackamas | QWEST CORPORATION | No |
| 503-658 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-659 | Clackamas | QWEST CORPORATION | No |
| 503-660 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-661 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-662 | Yamhill | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-663 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-664 | Beaver | T-MOBILE USA, INC. | Yes |
| 503-665 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-666 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-667 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-668 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-669 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-670 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-671 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-672 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-673 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-674 | Gresham | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-675 | Clackamas | QWEST CORPORATION | No |
| 503-676 | Gresham | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-677 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-678 | Aurora | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | Yes |
| 503-679 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-680 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-681 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-682 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-683 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-684 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-685 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-686 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-687 | McMinnville | PACIFIC WAVE COMMUNICATIONS | No |
| 503-688 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-689 | Salem | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-690 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-691 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-692 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-693 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-694 | Charbonneau | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | Yes |
| 503-695 | Corbett | CASCADE UTILITIES, INC. | No |
| 503-696 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-697 | Clackamas | QWEST CORPORATION | No |
| 503-698 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-699 | Clackamas | QWEST CORPORATION | No |
| 503-701 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-702 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-703 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-704 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-705 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-706 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-707 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-708 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-709 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-710 | Woodburn | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-712 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-713 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-714 | Dayton | BANDWIDTH.COM CLEC, LLC - OR | Yes |
| 503-715 | Portland | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-716 | Beaverton | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-717 | Seaside | QWEST CORPORATION | Yes |
| 503-718 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-719 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-720 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-721 | Portland | QWEST CORPORATION | No |
| 503-722 | Clackamas | QWEST CORPORATION | No |
| 503-723 | Clackamas | QWEST CORPORATION | No |
| 503-724 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-725 | Portland | QWEST CORPORATION | No |
| 503-726 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-727 | Portland | QWEST CORPORATION | No |
| 503-728 | Clatskanie | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-729 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-730 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-731 | Portland | QWEST CORPORATION | No |
| 503-732 | Beaver Creek | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-733 | Portland | QWEST CORPORATION | No |
| 503-734 | Portland | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-735 | Portland | QWEST CORPORATION | Yes |
| 503-736 | Portland | QWEST CORPORATION | No |
| 503-737 | Portland | QWEST CORPORATION | Yes |
| 503-738 | Seaside | QWEST CORPORATION | Yes |
| 503-739 | Seaside | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-740 | Portland | T-MOBILE USA, INC. | No |
| 503-741 | Astoria | T-MOBILE USA, INC. | Yes |
| 503-742 | Clackamas | QWEST CORPORATION | Yes |
| 503-743 | Aumsville Turner | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-744 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-745 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-746 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-747 | Beaverton | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-748 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-749 | Aumsville Turner | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-750 | Portland | T-MOBILE USA, INC. | No |
| 503-751 | Dallas | QWEST CORPORATION | Yes |
| 503-752 | Portland | T-MOBILE USA, INC. | Yes |
| 503-753 | Portland | T-MOBILE USA, INC. | Yes |
| 503-754 | Portland | T-MOBILE USA, INC. | Yes |
| 503-755 | Jewell | CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | Yes |
| 503-756 | Portland | T-MOBILE USA, INC. | Yes |
| 503-757 | Portland | T-MOBILE USA, INC. | Yes |
| 503-758 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-759 | Molalla | MOLALLA TEL. CO. | No |
| 503-760 | Portland | QWEST CORPORATION | No |
| 503-761 | Portland | QWEST CORPORATION | No |
| 503-762 | Portland | QWEST CORPORATION | No |
| 503-763 | Salem | QWEST CORPORATION | No |
| 503-764 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-765 | Clackamas | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-766 | Gresham | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-767 | Stayton | STAYTON COOP. TEL. CO. | No |
| 503-768 | Portland | QWEST CORPORATION | No |
| 503-769 | Stayton | STAYTON COOP. TEL. CO. | No |
| 503-770 | Charbonneau | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-771 | Portland | QWEST CORPORATION | No |
| 503-772 | Portland | QWEST CORPORATION | No |
| 503-773 | North Plains | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-774 | Portland | QWEST CORPORATION | No |
| 503-775 | Portland | QWEST CORPORATION | No |
| 503-776 | Aurora | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-777 | Portland | QWEST CORPORATION | No |
| 503-778 | Portland | QWEST CORPORATION | Yes |
| 503-779 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-780 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-781 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-782 | Pacific City | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-783 | Stafford-sandy | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-784 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-785 | Clackamas | QWEST CORPORATION | Yes |
| 503-786 | Clackamas | QWEST CORPORATION | No |
| 503-787 | Falls City | QWEST CORPORATION | Yes |
| 503-788 | Portland | QWEST CORPORATION | No |
| 503-789 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-790 | Portland | QWEST CORPORATION | No |
| 503-791 | Astoria | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-792 | Gervais | GERVAIS TEL. CO. | No |
| 503-793 | Portland | T-MOBILE USA, INC. | Yes |
| 503-794 | Clackamas | QWEST CORPORATION | No |
| 503-795 | Portland | QWEST CORPORATION | No |
| 503-796 | Portland | QWEST CORPORATION | No |
| 503-797 | Portland | QWEST CORPORATION | No |
| 503-798 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-799 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-800 | Gervais | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-801 | Tillamook | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-802 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-803 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-804 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-805 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-806 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-807 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-808 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-809 | North Plains | T-MOBILE USA, INC. | Yes |
| 503-810 | Portland | T-MOBILE USA, INC. | No |
| 503-812 | Tillamook | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-813 | Portland | QWEST CORPORATION | No |
| 503-814 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-815 | Tillamook | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-816 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-817 | Portland | SPOK, INC. | No |
| 503-818 | Portland | SPOK, INC. | No |
| 503-819 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-820 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-821 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-822 | Sherwood | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-823 | Portland | QWEST CORPORATION | No |
| 503-824 | Colton | COLTON TEL. CO. | No |
| 503-825 | Sherwood | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-826 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-827 | Portland | QWEST CORPORATION | No |
| 503-828 | Beaverton | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-829 | Molalla | MOLALLA TEL. CO. | No |
| 503-830 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-831 | Dallas | QWEST CORPORATION | Yes |
| 503-832 | Stafford-sandy | ONVOY, LLC - OR | Yes |
| 503-833 | Portland | QWEST CORPORATION | Yes |
| 503-834 | Estacada | CASCADE UTILITIES, INC. | No |
| 503-835 | Amity | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-836 | Astoria | LEVEL 3 COMMUNICATIONS, LLC - OR | Yes |
| 503-837 | Dallas | ONVOY, LLC - OR | Yes |
| 503-838 | Dallas | QWEST CORPORATION | No |
| 503-839 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-840 | Beaverton | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-841 | Portland | T-MOBILE USA, INC. | Yes |
| 503-842 | Tillamook | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-843 | Sheridan | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | Yes |
| 503-844 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-845 | Mount Angel | MT. ANGEL TEL. CO. | No |
| 503-846 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-847 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-848 | Beaverton | ZIPLY FIBER PACIFIC, LLC DBA ZIPLY FIBER | No |
| 503-849 | Portland | T-MOBILE USA, INC. | Yes |
| 503-850 | Clackamas | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-851 | Salem | T-MOBILE USA, INC. | No |
| 503-852 | Carlton | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | Yes |
| 503-853 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-854 | Detroit | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-855 | Stafford-sandy | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-856 | Salem | QWEST CORPORATION | Yes |
| 503-857 | McMinnville | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-858 | Beaverton | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-859 | Lyons | PEOPLES TEL. CO. | No |
| 503-860 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-861 | Warrenton | QWEST CORPORATION | Yes |
| 503-862 | Sherwood | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-863 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-864 | Dayton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-865 | Portland | QWEST CORPORATION | No |
| 503-866 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-867 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-868 | Grand Island | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-869 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-870 | Portland | SPOK, INC. | No |
| 503-871 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-872 | Portland | QWEST CORPORATION | No |
| 503-873 | Silverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-874 | Silverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-875 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-876 | Willamina | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | Yes |
| 503-877 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-878 | Stafford-sandy | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | Yes |
| 503-879 | Grand Ronde | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | Yes |
| 503-880 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-881 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-882 | Clackamas | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-883 | McMinnville | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-884 | Salem | T-MOBILE USA, INC. | Yes |
| 503-885 | Stafford-sandy | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-886 | Portland | QWEST CORPORATION | Yes |
| 503-887 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-888 | Portland | T-MOBILE USA, INC. | No |
| 503-889 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-890 | Portland | T-MOBILE USA, INC. | Yes |
| 503-891 | Portland | T-MOBILE USA, INC. | Yes |
| 503-892 | Portland | QWEST CORPORATION | No |
| 503-893 | Portland | IP HORIZON LLC | Yes |
| 503-894 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-895 | Hood Land | ONVOY, LLC - OR | Yes |
| 503-896 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-897 | Mill City | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-898 | Redland | BEAVER CREEK COOPERATIVE TELEPHONE COMPANY - OR | Yes |
| 503-899 | Newberg | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-900 | Lyons | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-901 | Portland | T-MOBILE USA, INC. | Yes |
| 503-902 | Woodburn | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-903 | Portland | SPOK, INC. | No |
| 503-904 | Portland | SPOK, INC. | No |
| 503-905 | Clackamas | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-906 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-907 | Gresham | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-908 | Clackamas | COMCAST IP PHONE, LLC | Yes |
| 503-909 | Portland | QWEST CORPORATION | No |
| 503-910 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-912 | Gresham | COMCAST IP PHONE, LLC | Yes |
| 503-913 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-914 | Portland | T-MOBILE USA, INC. | Yes |
| 503-915 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-916 | Portland | QWEST CORPORATION | Yes |
| 503-917 | Dallas | T-MOBILE USA, INC. | Yes |
| 503-918 | Salem | SPOK, INC. | No |
| 503-919 | Clackamas | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-920 | Portland | SPOK, INC. | No |
| 503-921 | Portland | SPOK, INC. | No |
| 503-922 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-923 | Beaverton | ELTOPIA COMMUNICATIONS LLC - OR | No |
| 503-924 | Beaverton | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-925 | Sherwood | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-926 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-927 | Portland | T-MOBILE USA, INC. | Yes |
| 503-928 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-929 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-930 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-931 | Salem | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-932 | Salem | T-MOBILE USA, INC. | Yes |
| 503-933 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-934 | Salem | QWEST CORPORATION | Yes |
| 503-935 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-936 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-937 | Portland | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | No |
| 503-938 | Portland | SPOK, INC. | No |
| 503-939 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-940 | Portland | SPOK, INC. | No |
| 503-941 | Beaverton | LEVEL 3 TELECOM OF OREGON, LLC - OR | Yes |
| 503-942 | Portland | SPOK, INC. | No |
| 503-943 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-944 | Portland | QWEST CORPORATION | Yes |
| 503-945 | Salem | QWEST CORPORATION | No |
| 503-946 | Portland | TELEPORT COMMUNICATIONS AMERICA, LLC - OR | Yes |
| 503-947 | Salem | QWEST CORPORATION | No |
| 503-948 | Portland | QWEST CORPORATION | No |
| 503-949 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | No |
| 503-951 | Woodburn | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-952 | Portland | QWEST CORPORATION | Yes |
| 503-953 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-954 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-955 | Portland | SPOK, INC. | No |
| 503-956 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-957 | Portland | T-MOBILE USA, INC. | Yes |
| 503-960 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-961 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-962 | Portland | QWEST CORPORATION | Yes |
| 503-963 | Portland | QWEST CORPORATION | No |
| 503-964 | Portland | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-965 | Pacific City | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR | No |
| 503-966 | Westport | ONVOY, LLC - OR | Yes |
| 503-967 | Salem | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | Yes |
| 503-968 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | No |
| 503-969 | Portland | METROPCS, INC. | Yes |
| 503-970 | Portland | NEW CINGULAR WIRELESS PCS, LLC | No |
| 503-972 | Portland | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | No |
| 503-973 | Portland | QWEST CORPORATION | No |
| 503-974 | Clackamas | COMCAST IP PHONE, LLC | Yes |
| 503-975 | Portland | T-MOBILE USA, INC. | Yes |
| 503-977 | Portland | QWEST CORPORATION | No |
| 503-978 | Portland | QWEST CORPORATION | No |
| 503-979 | Stayton | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-980 | Woodburn | QWEST CORPORATION | Yes |
| 503-981 | Woodburn | QWEST CORPORATION | No |
| 503-982 | Woodburn | QWEST CORPORATION | No |
| 503-983 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | Yes |
| 503-984 | Woodburn | T-MOBILE USA, INC. | Yes |
| 503-985 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-986 | Salem | QWEST CORPORATION | No |
| 503-987 | Scappoose | COMCAST IP PHONE, LLC | Yes |
| 503-988 | Portland | QWEST CORPORATION | No |
| 503-989 | Woodburn | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-990 | Salem | METROPCS, INC. | Yes |
| 503-991 | Salem | METROPCS, INC. | Yes |
| 503-992 | Beaverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | Yes |
| 503-993 | Portland | SPOK, INC. | No |
| 503-994 | Warrenton | ONVOY, LLC - OR | Yes |
| 503-995 | Portland | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 503-996 | Mount Angel | ASTOUND BROADBAND, LLC - OR | Yes |
| 503-997 | Portland | T-MOBILE USA, INC. | No |
| 503-998 | Portland | T-MOBILE USA, INC. | No |
| 503-999 | Salem | T-MOBILE USA, INC. | No |
FAQ
How many prefixes does area code 503 have?
784 NXX prefixes are currently active per NANPA records (of a theoretical maximum of 792 assignable).
What does "pooled" mean in this table?
A pooled prefix is split into ten 1,000-number blocks that can be assigned to different carriers, so numbers sharing the prefix may be served by different companies. 366 of 503's prefixes are pooled.
Can I tell a number's current carrier from its prefix?
Only the original code holder. Number portability means any individual number may have moved to another carrier while keeping its digits.