WILLIS — MI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 2 |
| 123.NET, LLC | 2550 | 1 |
| COMCAST IP PHONE, LLC | 318J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| ONVOY, LLCV - MI | 543C | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 2 |
| 123.NET, LLC | 2550 | 1 |
| COMCAST IP PHONE, LLC | 318J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| ONVOY, LLCV - MI | 543C | 1 |