MACKINACIS — MI
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| TELNET WORLDWIDE, INC. | 4632 | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| MICHIGAN BELL TEL CO | 9323 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| TELNET WORLDWIDE, INC. | 4632 | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| MICHIGAN BELL TEL CO | 9323 | 1 |