FARWELL — MI
Data last updated: October 30, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| AT&T ENTERPRISES, LLC | 516C | 1 |
| ONVOY, LLCV - MI | 543C | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI | 7279 | 1 |
| MICHIGAN BELL TEL CO | 9323 | 1 |