MICHIGAN — ND
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| POLAR COMMUN MUTUAL AID CORP. | 1630 | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | 6568 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| POLAR COMMUN MUTUAL AID CORP. | 1630 | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | 6568 | 1 |