MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI
22 prefixes in 586 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 586-258 | WARREN | 7279 | — | Yes |
| 586-261 | CENTERLINE | 7279 | — | Yes |
| 586-262 | UTICA | 7279 | — | Yes |
| 586-279 | ROSEVILLE | 7279 | — | Yes |
| 586-281 | ROMEO | 7279 | 2002-01-16 | Yes |
| 586-283 | WARREN | 7279 | — | Yes |
| 586-314 | UTICA | 7279 | — | Yes |
| 586-439 | ROSEVILLE | 7279 | — | Yes |
| 586-461 | MT CLEMENS | 7279 | — | Yes |
| 586-467 | CENTERLINE | 7279 | — | Yes |
| 586-569 | MT CLEMENS | 7279 | — | Yes |
| 586-601 | ROSEVILLE | 7279 | — | Yes |
| 586-627 | MT CLEMENS | 7279 | — | Yes |
| 586-722 | WARREN | 7279 | — | Yes |
| 586-782 | CENTERLINE | 7279 | — | Yes |
| 586-802 | UTICA | 7279 | — | Yes |
| 586-816 | WASHINGTON | 7279 | — | Yes |
| 586-819 | WARREN | 7279 | — | Yes |
| 586-880 | CENTERLINE | 7279 | — | Yes |
| 586-888 | ROSEVILLE | 7279 | — | Yes |
| 586-913 | MT CLEMENS | 7279 | — | Yes |
| 586-930 | UTICA | 7279 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.