CALLAHAN — FL
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| WINDSTREAM FLORIDA, INC. | 0336 | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | 2 |
| POWERTEL JACKSONVILLE LICENSES, INC. | 7472 | 2 |
| COMCAST IP PHONE, LLC | 318J | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |