LEVEL 3 COMMUNICATIONS, LLC - MI
12 prefixes in 906 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 906-214 | IRON RIVER | 6120 | 2005-02-25 | Yes |
| 906-256 | GWINN | 6120 | 2018-11-21 | Yes |
| 906-379 | SALTSTMARI | 6120 | — | Yes |
| 906-629 | MARQUETTE | 6120 | — | Yes |
| 906-662 | MARQUETTE | 6120 | 2002-02-28 | Yes |
| 906-670 | WATERSMEET | 6120 | 2001-05-21 | Yes |
| 906-680 | WAKEFIELD | 6120 | 2001-05-14 | Yes |
| 906-723 | BARK RIVER | 6120 | 2001-05-14 | Yes |
| 906-762 | NEWBERRY | 6120 | 2001-05-14 | Yes |
| 906-813 | BERGLAND | 6120 | 2001-05-14 | Yes |
| 906-914 | MENOMINEE | 6120 | 2014-07-24 | Yes |
| 906-984 | ST IGNACE | 6120 | 2001-05-21 | 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.