Prefix 503-912 — Gresham, OR
Numbers in the 503-912 prefix are registered to the Gresham rate center in OR, inside area code 503. The prefix is the second block of a ten-digit US number (503-912-XXXX) and pins the number to a billing locality.
NANPA's central-office code records list COMCAST IP PHONE, LLC (OCN 318J) as the code holder, assigned October 5, 2006. Because 503-912 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
The rate center lies in the Portland-Vancouver-Hillsboro, OR-WA Metropolitan Statistical Area. The serving LATA is 672. Local time follows the Pacific zone.
Spoofing means this prefix on your screen doesn't guarantee a Gresham caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 503-908 | Clackamas | COMCAST IP PHONE, LLC |
| 503-909 | Portland | QWEST CORPORATION |
| 503-910 | Salem | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR |
| 503-913 | Portland | NEW CINGULAR WIRELESS PCS, LLC |
| 503-914 | Portland | T-MOBILE USA, INC. |
| 503-915 | Portland | NEW CINGULAR WIRELESS PCS, LLC |
FAQ
Where is 503-912 located?
The prefix is assigned to the Gresham rate center in OR, area code 503. It is part of the Portland-Vancouver-Hillsboro, OR-WA Metropolitan Statistical Area.
Which company owns 503-912 numbers?
COMCAST IP PHONE, LLC 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 503-912 safe to answer?
The prefix itself says nothing about the caller. Legitimate Gresham businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.