All assignees
729 prefixes in 734 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 734-826 | IDA | 829J | — | Yes |
| 734-827 | ANN ARBOR | 9323 | — | Yes |
| 734-828 | DUNDEE | 829J | — | Yes |
| 734-829 | YPSILANTI | 6003 | — | Yes |
| 734-832 | WILLIS | 516J | 2022-02-24 | Yes |
| 734-833 | DUNDEE | 5562 | 2001-05-10 | Yes |
| 734-834 | ANN ARBOR | 6534 | 2001-05-14 | — |
| 734-837 | WAYNE | 2964 | 2001-01-22 | Yes |
| 734-838 | LIVONIA | 543C | — | Yes |
| 734-839 | WHITMORELK | 7279 | — | Yes |
| 734-840 | ROMULUS | 770E | 2001-07-19 | Yes |
| 734-842 | NEW BOSTON | 6003 | 2001-05-01 | Yes |
| 734-843 | NEW BOSTON | 6120 | — | Yes |
| 734-844 | PLYMOUTH | 9323 | — | Yes |
| 734-845 | ANN ARBOR | 2964 | 2001-05-18 | Yes |
| 734-846 | ANN ARBOR | 2964 | — | — |
| 734-847 | TEMPERANCE | 0695 | — | — |
| 734-848 | ERIE | 0695 | — | Yes |
| 734-849 | LOSTPNNSUL | 770E | 2001-05-10 | Yes |
| 734-850 | TEMPERANCE | 0695 | — | Yes |
| 734-852 | LIVONIA | 9748 | — | — |
| 734-853 | LIVONIA | 770E | — | Yes |
| 734-854 | LAMBERTVL | 0681 | — | Yes |
| 734-855 | LIVONIA | 770E | — | Yes |
| 734-856 | LAMBERTVL | 0681 | — | Yes |
| 734-857 | ROMULUS | 770E | — | Yes |
| 734-858 | WAYNE | 770E | — | Yes |
| 734-860 | YPSILANTI | 9748 | — | — |
| 734-862 | PLYMOUTH | 6120 | — | Yes |
| 734-863 | ERIE | 543C | 2007-12-27 | Yes |
| 734-864 | ANN ARBOR | 6120 | — | Yes |
| 734-865 | BELLEVILLE | 543C | — | Yes |
| 734-866 | IDA | 6003 | — | Yes |
| 734-868 | IDA | 543C | 2005-09-22 | Yes |
| 734-869 | CARLETON | 7279 | — | Yes |
| 734-872 | NEWPORT | 792K | — | Yes |
| 734-873 | PINCKNEY | 817J | 2002-04-02 | — |
| 734-874 | ERIE | 516J | 2022-03-08 | Yes |
| 734-875 | LOSTPNNSUL | 6003 | — | Yes |
| 734-876 | MAYBEE | 6003 | — | Yes |
| 734-877 | WAYNE | 965H | 2021-04-02 | Yes |
| 734-878 | PINCKNEY | 9323 | — | Yes |
| 734-879 | YPSILANTI | 770E | — | Yes |
| 734-880 | NOSYLVANIA | 622J | 2021-09-17 | Yes |
| 734-881 | ANN ARBOR | 9714 | 2015-02-25 | Yes |
| 734-882 | ANN ARBOR | 318J | 2015-09-04 | Yes |
| 734-883 | ANN ARBOR | 2964 | 2001-03-13 | Yes |
| 734-884 | LIVONIA | 996H | 2018-08-09 | Yes |
| 734-885 | LIVONIA | 2964 | 2024-12-31 | Yes |
| 734-887 | ANN ARBOR | 770E | — | Yes |
| 734-888 | NOSYLVANIA | 0615 | — | Yes |
| 734-889 | NEW BOSTON | 543C | 2021-01-05 | Yes |
| 734-890 | WAYNE | 6003 | — | Yes |
| 734-891 | PLYMOUTH | 2964 | 2002-08-13 | Yes |
| 734-892 | PLYMOUTH | 543C | 2014-12-19 | Yes |
| 734-893 | ROMULUS | 6003 | — | Yes |
| 734-895 | WAYNE | 318J | — | Yes |
| 734-896 | YPSILANTI | 2964 | 2015-03-20 | Yes |
| 734-897 | FLAT ROCK | 2550 | 2019-05-14 | Yes |
| 734-899 | WAYNE | 2964 | 2018-03-06 | Yes |
| 734-900 | — | — | ||
| 734-902 | WAYNE | 817J | — | — |
| 734-904 | ANN ARBOR | 6003 | — | — |
| 734-905 | YPSILANTI | 2964 | — | Yes |
| 734-906 | — | — | ||
| 734-907 | TRENTON | 6630 | — | — |
| 734-911 | XXXXXXXXXX | MULT | — | — |
| 734-913 | ANN ARBOR | 9323 | — | Yes |
| 734-915 | MONROE | 2964 | 2002-08-13 | Yes |
| 734-917 | ERIE | 7279 | — | Yes |
| 734-921 | ROMULUS | 9323 | 2015-09-08 | Yes |
| 734-922 | ANN ARBOR | 7279 | — | Yes |
| 734-925 | FLAT ROCK | 2964 | — | Yes |
| 734-926 | ANN ARBOR | 991E | — | Yes |
| 734-927 | PLYMOUTH | 991E | — | Yes |
| 734-928 | PLYMOUTH | 7279 | — | Yes |
| 734-929 | ANN ARBOR | 318J | — | Yes |
| 734-930 | ANN ARBOR | 9323 | — | — |
| 734-931 | FLAT ROCK | 991E | — | Yes |
| 734-932 | DEXTER | 516J | 2022-03-04 | Yes |
| 734-933 | WYANDOTTE | 965H | 2021-04-02 | Yes |
| 734-934 | WYANDOTTE | 2964 | 2001-04-19 | Yes |
| 734-936 | ANN ARBOR | 9323 | — | — |
| 734-937 | WHITMORELK | 516J | 2022-01-14 | Yes |
| 734-939 | ROMULUS | 7279 | — | Yes |
| 734-941 | ROMULUS | 9323 | — | — |
| 734-942 | ROMULUS | 9323 | — | — |
| 734-943 | LIVONIA | 817J | 2001-03-20 | — |
| 734-944 | SALINE | 0695 | — | — |
| 734-945 | ANN ARBOR | 2964 | — | Yes |
| 734-946 | ROMULUS | 9323 | — | — |
| 734-947 | ROMULUS | 9323 | — | Yes |
| 734-950 | — | — | ||
| 734-953 | LIVONIA | 9323 | — | — |
| 734-954 | PINCKNEY | 9323 | — | Yes |
| 734-955 | ROMULUS | 9323 | — | Yes |
| 734-956 | LIVONIA | 6120 | — | Yes |
| 734-957 | BELLEVILLE | 9323 | — | Yes |
| 734-958 | — | — | ||
| 734-959 | — | — |
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.