ONVOY, LLCV - MI
25 prefixes in 313 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 313-241 | DETROITZN4 | 543C | 2012-02-08 | Yes |
| 313-251 | DETROITZN6 | 543C | 2015-12-24 | Yes |
| 313-285 | DETROITZN1 | 543C | — | Yes |
| 313-307 | DETROITZN4 | 543C | 2013-09-19 | Yes |
| 313-427 | DETROITZN6 | 543C | 2008-10-03 | Yes |
| 313-435 | DETROITZN6 | 543C | 2023-06-20 | Yes |
| 313-462 | DETROITZN1 | 543C | 2010-04-02 | Yes |
| 313-504 | DETROITZN3 | 543C | 2021-11-24 | Yes |
| 313-513 | DETROITZN1 | 543C | 2020-09-02 | Yes |
| 313-514 | DETROITZN4 | 543C | 2021-06-16 | Yes |
| 313-518 | DETROITZN5 | 543C | — | Yes |
| 313-528 | DETROITZN6 | 543C | — | Yes |
| 313-572 | DETROITZN1 | 543C | 2021-07-07 | Yes |
| 313-612 | DETROITZN1 | 543C | 2021-11-03 | Yes |
| 313-631 | DETROITZN2 | 543C | 2020-09-02 | Yes |
| 313-634 | DETROITZN3 | 543C | 2020-09-02 | Yes |
| 313-666 | DETROITZN6 | 543C | 2015-09-17 | Yes |
| 313-698 | DETROITZN3 | 543C | 2022-11-23 | Yes |
| 313-703 | DETROITZN5 | 543C | — | Yes |
| 313-763 | DETROITZN5 | 543C | 2020-09-02 | Yes |
| 313-777 | DETROITZN3 | 543C | 2015-02-18 | Yes |
| 313-800 | DETROITZN1 | 543C | 2015-08-12 | Yes |
| 313-830 | DETROITZN5 | 543C | 2025-11-20 | Yes |
| 313-888 | DETROITZN1 | 543C | 2015-04-09 | Yes |
| 313-998 | DETROITZN1 | 543C | 2020-09-08 | 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.