MICHIGAN BELL TEL CO
143 prefixes in 616 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 616-771 | GRAND RPDS | 9323 | — | — |
| 616-772 | ZEELAND | 9323 | — | — |
| 616-774 | GRAND RPDS | 9323 | — | — |
| 616-776 | GRAND RPDS | 9323 | — | — |
| 616-784 | GRAND RPDS | 9323 | — | — |
| 616-785 | GRAND RPDS | 9323 | — | — |
| 616-786 | HOLLAND | 9323 | — | — |
| 616-787 | ADA | 9323 | — | — |
| 616-791 | GRAND RPDS | 9323 | — | — |
| 616-794 | BELDING | 9323 | — | Yes |
| 616-803 | DUTTON | 9323 | 2006-02-15 | Yes |
| 616-827 | GRAND RPDS | 9323 | — | Yes |
| 616-840 | GRAND RPDS | 9323 | — | Yes |
| 616-842 | GRANDHAVEN | 9323 | — | — |
| 616-844 | GRANDHAVEN | 9323 | — | Yes |
| 616-846 | GRANDHAVEN | 9323 | — | — |
| 616-847 | GRANDHAVEN | 9323 | — | — |
| 616-850 | GRANDHAVEN | 9323 | — | Yes |
| 616-860 | HOLLAND | 9323 | — | — |
| 616-863 | ROCKFORD | 9323 | — | Yes |
| 616-866 | ROCKFORD | 9323 | — | — |
| 616-868 | ALTO | 9323 | — | Yes |
| 616-874 | ROCKFORD | 9323 | — | — |
| 616-877 | MOLINE | 9323 | — | Yes |
| 616-878 | BYRON CTR | 9323 | — | — |
| 616-887 | SPARTA | 9323 | — | — |
| 616-891 | CALEDONIA | 9323 | — | Yes |
| 616-896 | JAMESTOWN | 9323 | — | Yes |
| 616-897 | LOWELL | 9323 | — | — |
| 616-913 | GRAND RPDS | 9323 | — | Yes |
| 616-940 | GRAND RPDS | 9323 | — | Yes |
| 616-942 | GRAND RPDS | 9323 | — | — |
| 616-949 | GRAND RPDS | 9323 | — | — |
| 616-954 | GRAND RPDS | 9323 | — | Yes |
| 616-955 | GRAND RPDS | 9323 | 2002-12-31 | — |
| 616-956 | GRAND RPDS | 9323 | — | — |
| 616-957 | GRAND RPDS | 9323 | — | — |
| 616-974 | GRAND RPDS | 9323 | — | — |
| 616-975 | GRAND RPDS | 9323 | — | — |
| 616-977 | GRAND RPDS | 9323 | — | — |
| 616-984 | TRUFANT | 9323 | — | Yes |
| 616-987 | LOWELL | 9323 | — | Yes |
| 616-994 | HOLLAND | 9323 | — | 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.