Michigan Area Codes
Data last updated: March 10, 2026
Area Codes in Michigan
| NPA | Major Cities | Status | Exchanges | Overlay |
|---|---|---|---|---|
| 231 | Grand Rapids, Wyoming, Traverse City | Active | 776 | No |
| 248 | Southfield, Livonia, Detroit | Active | 785 | Yes |
| 269 | Grand Rapids, Wyoming, Berrien Springs | Active | 778 | No |
| 313 | Detroit, Southfield, Livonia | Active | 787 | Yes |
| 517 | Lansing, East Lansing, Grand Rapids | Active | 777 | No |
| 586 | Southfield, Detroit, Livonia | Active | 776 | No |
| 616 | Grand Rapids, Wyoming, Berrien Springs | Active | 785 | No |
| 679 | Southfield | Active | 786 | Yes |
| 734 | Southfield, Livonia, Detroit | Active | 771 | No |
| 810 | Southfield, Detroit, Livonia | Active | 785 | No |
| 906 | Marquette, Munising, Hancock | Active | 786 | No |
| 947 | Southfield, Detroit, Livonia | Active | 786 | Yes |
| 989 | Saginaw, Mount Pleasant, Alma | Active | 786 | No |
Top Carriers in Michigan
| Carrier | OCN | NXX Count |
|---|---|---|
| MICHIGAN BELL TEL CO | 9323 | 1411 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | 756 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 687 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 563 |
| ONVOY, LLCV - MI | 543C | 364 |
| LEVEL 3 COMMUNICATIONS, LLC - MI | 6120 | 301 |
| FRONTIER NORTH, INC. - MI | 0695 | 260 |
| INTERACTIVE SERVICES NETWORK, INC. | 817J | 246 |
| PAETEC ITEL, LLC | 829J | 197 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - MI | 770E | 188 |