El Cajon, CA — rate center
- State
- California
- Active prefixes
- 102
- Carriers
- 18
- Pooled prefixes
- 71
- LATA
- 732
- Metro area
- San Diego-Cula Vista-Carlsbad, CA MSA
In NANP numbering, El Cajon, California is a rate center — the anchor point for local numbers. It is reached through 619, 858 (multiple area codes serve it).
The rate center currently carries 102 working prefixes, held by 18 different carriers. Pooling applies to 71 of them — individual thousands-blocks may belong to different companies.
The rate center belongs to the San Diego-Cula Vista-Carlsbad, CA Metropolitan Statistical Area. Routing-wise it sits in LATA 732.
Because 619, 858 all serve this territory, two El Cajon numbers can look completely different while being neighbors — check the prefix, not just the area code.
El Cajon ranks among the larger numbering localities in California: 102 prefixes mean over 1,020,000 assignable numbers anchored here.
A El Cajon prefix on caller ID is a starting point, not proof of origin — numbers travel with their owners and displays can be spoofed. Use official callback numbers for anything sensitive.
Prefixes anchored to El Cajon
| Prefix | Code holder | Pooled |
|---|---|---|
| 619-201 | METROPCS, INC. | Yes |
| 619-212 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | Yes |
| 619-219 | TELEPORT COMMUNICATIONS AMERICA, LLC - CA | Yes |
| 619-244 | NEW CINGULAR WIRELESS PCS, LLC | No |
| 619-249 | T-MOBILE USA, INC. | Yes |
| 619-258 | PACIFIC BELL | No |
| 619-270 | PAETEC ITEL, LLC | Yes |
| 619-277 | T-MOBILE USA, INC. | No |
| 619-312 | COMCAST PHONE OF CALIFORNIA, LLC | Yes |
| 619-322 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-328 | COMCAST PHONE OF CALIFORNIA, LLC | Yes |
| 619-332 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-333 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 619-334 | COMCAST PHONE OF CALIFORNIA, LLC | No |
| 619-357 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
| 619-360 | AMERICAN MESSAGING SERVICES, LLC | No |
| 619-368 | T-MOBILE USA, INC. | Yes |
| 619-375 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 619-383 | CENTURYLINK COMMUNICATIONS, LLC | Yes |
| 619-387 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | Yes |
| 619-390 | PACIFIC BELL | No |
| 619-396 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | Yes |
| 619-401 | PACIFIC BELL | No |
| 619-402 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | Yes |
| 619-404 | T-MOBILE USA, INC. | Yes |
| 619-438 | LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | Yes |
| 619-440 | PACIFIC BELL | No |
| 619-441 | PACIFIC BELL | No |
| 619-442 | PACIFIC BELL | No |
| 619-443 | PACIFIC BELL | No |
| 619-444 | PACIFIC BELL | No |
| 619-447 | PACIFIC BELL | No |
| 619-448 | PACIFIC BELL | No |
| 619-449 | PACIFIC BELL | No |
| 619-456 | COMCAST PHONE OF CALIFORNIA, LLC | Yes |
| 619-457 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-486 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
| 619-493 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 619-499 | COMCAST PHONE OF CALIFORNIA, LLC | Yes |
| 619-504 | NEW CINGULAR WIRELESS PCS, LLC | No |
| 619-509 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-536 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-558 | T-MOBILE USA, INC. | Yes |
| 619-561 | PACIFIC BELL | No |
| 619-562 | PACIFIC BELL | No |
| 619-569 | T-MOBILE USA, INC. | Yes |
| 619-579 | PACIFIC BELL | No |
| 619-588 | PACIFIC BELL | No |
| 619-590 | PACIFIC BELL | No |
| 619-592 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | Yes |
| 619-593 | PACIFIC BELL | No |
| 619-596 | PACIFIC BELL | No |
| 619-599 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | Yes |
| 619-626 | ONVOY, LLC - CA | Yes |
| 619-627 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 619-631 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | Yes |
| 619-633 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-635 | T-MOBILE USA, INC. | Yes |
| 619-647 | METROPCS, INC. | Yes |
| 619-654 | METROPCS, INC. | Yes |
| 619-655 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-663 | BANDWIDTH.COM CLEC, LLC - CA | Yes |
| 619-672 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-689 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-715 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-716 | T-MOBILE USA, INC. | Yes |
| 619-728 | ONVOY, LLC - CA | Yes |
| 619-729 | NEW CINGULAR WIRELESS PCS, LLC | No |
| 619-733 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-749 | COMCAST PHONE OF CALIFORNIA, LLC | Yes |
| 619-760 | LEVEL 3 COMMUNICATIONS, LLC - CA | Yes |
| 619-768 | ONVOY, LLC - CA | Yes |
| 619-792 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | Yes |
| 619-820 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-834 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-873 | U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | Yes |
| 619-875 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-891 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-901 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-903 | T-MOBILE USA, INC. | Yes |
| 619-905 | NEW CINGULAR WIRELESS PCS, LLC | Yes |
| 619-912 | ONVOY, LLC - CA | Yes |
| 619-922 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-933 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
| 619-937 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | Yes |
| 619-938 | PACIFIC BELL | Yes |
| 619-956 | PACIFIC BELL | Yes |
| 619-966 | ONVOY, LLC - CA | Yes |
| 619-971 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | No |
FAQ
What area code is El Cajon, CA?
El Cajon is served by 2 area codes — 619, 858 — which overlay the same territory.
How many prefixes does El Cajon have?
102 active NXX prefixes are anchored to this rate center in NANPA records, held by 18 carriers.
Is a call from a El Cajon prefix really from El Cajon?
Not necessarily. The prefix marks where the number block was issued; porting, VoIP and spoofing all detach calls from that geography.