Prefix 205-639 — Birmingham, AL
- Area code
- 205
- Prefix (NXX)
- 639
- Rate center
- Birmingham
- State
- Alabama
- Time zone
- Central
- Code holder
- ONVOY, LLC - AL
- OCN
- 604E
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2007-04-19
- LATA
- 476
The 205-639 prefix belongs to area code 205 and is anchored to the Birmingham rate center (AL). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Birmingham is part of the Birmingham, AL Metropolitan Statistical Area. For routing purposes it sits in LATA 476. Numbers here keep Central time.
Code-holder of record: ONVOY, LLC - AL (OCN 604E), assigned April 19, 2007. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 205-639 numbers may be served by different companies.
Caller ID showing 205-639 is not proof the call came from Birmingham: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 205-636 | West Blocton | PAETEC ITEL, LLC |
| 205-637 | Birmingham | CHARTER IP ENABLED SERVICES, LLC |
| 205-638 | Birmingham | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
| 205-640 | Leeds | WINDSTREAM ALABAMA, INC. |
| 205-641 | Birmingham | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL |
| 205-642 | Vincent | PAETEC ITEL, LLC |
FAQ
Where is 205-639 located?
The prefix is assigned to the Birmingham rate center in AL, area code 205. It is part of the Birmingham, AL Metropolitan Statistical Area.
Which company owns 205-639 numbers?
ONVOY, LLC - AL 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 205-639 safe to answer?
The prefix itself says nothing about the caller. Legitimate Birmingham businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.