Prefix 919-638 — Durham, NC
919-638 identifies a block of numbers in Durham, NC, within the 919 area code. Every US prefix is tied to exactly one rate center; this one is Durham.
The rate center lies in the Raleigh-Cary, NC Metropolitan Statistical Area. The serving LATA is 426. Local time follows the Eastern zone.
Treat the on-screen number as a hint, not evidence — 919-638 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.
The assigned code holder is SUNCOM DBA T-MOBILE USA, operating company number 8645, assigned May 18, 2001. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 919-635 | Mount Olive | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL |
| 919-636 | Chapel Hill | LEVEL 3 COMMUNICATIONS, LLC - NC |
| 919-637 | Raleigh | SUNCOM DBA T-MOBILE USA |
| 919-639 | Angier | BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC |
| 919-640 | Hillsborough | LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC |
| 919-641 | Durham | SUNCOM DBA T-MOBILE USA |
FAQ
Where is 919-638 located?
The prefix is assigned to the Durham rate center in NC, area code 919. It is part of the Raleigh-Cary, NC Metropolitan Statistical Area.
Which company owns 919-638 numbers?
SUNCOM DBA T-MOBILE USA 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 919-638 safe to answer?
The prefix itself says nothing about the caller. Legitimate Durham businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.