Prefix 503-877 — Salem, OR
503-877 identifies a block of numbers in Salem, OR, within the 503 area code. Every US prefix is tied to exactly one rate center; this one is Salem.
The serving LATA is 672. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 503-877 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
NANPA's central-office code records list CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR (OCN 5820) as the code holder, assigned August 11, 2009. Because 503-877 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 503-874 | Silverton | ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER |
| 503-875 | Portland | NEW CINGULAR WIRELESS PCS, LLC |
| 503-876 | Willamina | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR |
| 503-878 | Stafford-sandy | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 503-879 | Grand Ronde | UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR |
| 503-880 | Portland | NEW CINGULAR WIRELESS PCS, LLC |
FAQ
Where is 503-877 located?
The prefix is assigned to the Salem rate center in OR, area code 503.
Which company owns 503-877 numbers?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 503-877 safe to answer?
The prefix itself says nothing about the caller. Legitimate Salem businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.