OAKLAND — AL
Data last updated: October 30, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| AT&T ENTERPRISES, LLC | 516C | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| ONVOY, LLC - AL | 604E | 1 |
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 1 |
| FRACTEL, LLC | 965H | 1 |