LEVEL 3 COMMUNICATIONS, LLC - MI
25 prefixes in 810 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 810-212 | METAMORA | 6120 | 2013-07-12 | Yes |
| 810-299 | BRIGHTON | 6120 | — | Yes |
| 810-320 | PORT HURON | 6120 | — | Yes |
| 810-355 | BRIGHTON | 6120 | — | Yes |
| 810-356 | LAPEER | 6120 | — | Yes |
| 810-360 | BRIGHTON | 6120 | 2005-12-27 | Yes |
| 810-369 | GOODRICH | 6120 | 2013-10-10 | Yes |
| 810-412 | DAVISON | 6120 | 2005-11-21 | Yes |
| 810-420 | MARINECITY | 6120 | 2002-04-23 | Yes |
| 810-433 | FENTON | 6120 | — | Yes |
| 810-471 | FLINT | 6120 | — | Yes |
| 810-476 | APPLEGATE | 6120 | — | Yes |
| 810-479 | PORT HURON | 6120 | — | Yes |
| 810-496 | FLINT | 6120 | — | Yes |
| 810-519 | FENTON | 6120 | — | Yes |
| 810-584 | GRANDBLANC | 6120 | — | Yes |
| 810-626 | BRIGHTON | 6120 | — | Yes |
| 810-637 | ST CLAIR | 6120 | — | Yes |
| 810-692 | BYRON | 6120 | — | Yes |
| 810-696 | LEXINGTON | 6120 | — | Yes |
| 810-740 | ST CLAIR | 6120 | 2001-09-21 | Yes |
| 810-746 | HARTLAND | 6120 | 2002-05-23 | Yes |
| 810-881 | PECK | 6120 | 2002-03-18 | Yes |
| 810-892 | MARINECITY | 6120 | — | Yes |
| 810-895 | LAPEER | 6120 | — | 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.