LEVEL 3 COMMUNICATIONS, LLC - MI
42 prefixes in 734 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 734-217 | YPSILANTI | 6120 | 2004-12-27 | Yes |
| 734-238 | WAYNE | 6120 | — | Yes |
| 734-239 | ANN ARBOR | 6120 | — | Yes |
| 734-259 | PLYMOUTH | 6120 | — | Yes |
| 734-268 | DEXTER | 6120 | — | Yes |
| 734-272 | ANN ARBOR | 6120 | — | Yes |
| 734-299 | CARLETON | 6120 | — | Yes |
| 734-322 | MONROE | 6120 | — | Yes |
| 734-328 | BELLEVILLE | 6120 | — | Yes |
| 734-337 | YPSILANTI | 6120 | — | Yes |
| 734-343 | LIVONIA | 6120 | 2012-02-15 | Yes |
| 734-344 | MONROE | 6120 | — | Yes |
| 734-348 | FLAT ROCK | 6120 | — | Yes |
| 734-364 | MAYBEE | 6120 | 2001-05-10 | Yes |
| 734-388 | DEXTER | 6120 | 2005-09-12 | Yes |
| 734-393 | LOSTPNNSUL | 6120 | — | Yes |
| 734-418 | ANN ARBOR | 6120 | 2015-02-04 | Yes |
| 734-437 | LIVONIA | 6120 | — | Yes |
| 734-443 | NEW BOSTON | 6120 | — | Yes |
| 734-446 | PLYMOUTH | 6120 | — | Yes |
| 734-471 | ROCKWOOD | 6120 | — | Yes |
| 734-493 | TRENTON | 6120 | — | Yes |
| 734-494 | ROMULUS | 6120 | — | Yes |
| 734-526 | MILAN | 6120 | — | Yes |
| 734-532 | ROMULUS | 6120 | — | Yes |
| 734-556 | WYANDOTTE | 6120 | — | Yes |
| 734-557 | YPSILANTI | 6120 | — | Yes |
| 734-606 | NEW BOSTON | 6120 | 2005-08-23 | Yes |
| 734-642 | TRENTON | 6120 | — | Yes |
| 734-681 | MILAN | 6120 | — | Yes |
| 734-719 | CHELSEA | 6120 | 2001-12-06 | Yes |
| 734-720 | WYANDOTTE | 6120 | 2001-05-01 | Yes |
| 734-726 | DEXTER | 6120 | 2006-09-26 | Yes |
| 734-732 | BELLEVILLE | 6120 | — | Yes |
| 734-736 | WAYNE | 6120 | — | Yes |
| 734-752 | TRENTON | 6120 | 2002-02-27 | Yes |
| 734-785 | WYANDOTTE | 6120 | — | Yes |
| 734-786 | ANN ARBOR | 6120 | — | — |
| 734-843 | NEW BOSTON | 6120 | — | Yes |
| 734-862 | PLYMOUTH | 6120 | — | Yes |
| 734-864 | ANN ARBOR | 6120 | — | Yes |
| 734-956 | LIVONIA | 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.