GRAND RPDS — MI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| MICHIGAN BELL TEL CO | 9323 | 78 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 43 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 33 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 19 |
| SPOK, INC. | 6630 | 12 |