All assignees
729 prefixes in 734 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 734-200 | — | — | ||
| 734-201 | DEXTER | 543C | 2016-02-25 | Yes |
| 734-202 | IDA | 6003 | 2013-08-22 | Yes |
| 734-203 | NEW BOSTON | 991E | 2014-08-08 | Yes |
| 734-204 | DEXTER | 6003 | 2013-02-01 | Yes |
| 734-205 | ANN ARBOR | 7279 | — | Yes |
| 734-206 | TEMPERANCE | 770E | — | Yes |
| 734-207 | PLYMOUTH | 9323 | — | — |
| 734-208 | FLAT ROCK | 9748 | — | — |
| 734-209 | YPSILANTI | 6003 | 2013-01-22 | Yes |
| 734-210 | ANN ARBOR | 991E | 2018-03-05 | Yes |
| 734-211 | XXXXXXXXXX | MULT | — | — |
| 734-212 | MANCHESTER | 543C | — | Yes |
| 734-213 | ANN ARBOR | 9323 | — | — |
| 734-214 | ANN ARBOR | 9323 | — | — |
| 734-215 | MILAN | 829J | — | Yes |
| 734-216 | ANN ARBOR | 2964 | — | Yes |
| 734-217 | YPSILANTI | 6120 | 2004-12-27 | Yes |
| 734-218 | YPSILANTI | 6534 | — | Yes |
| 734-219 | YPSILANTI | 543C | 2010-02-19 | Yes |
| 734-220 | PETERSBURG | 829J | — | Yes |
| 734-221 | YPSILANTI | 508J | 2013-01-31 | Yes |
| 734-222 | ANN ARBOR | 9323 | — | — |
| 734-223 | ANN ARBOR | 6534 | — | — |
| 734-224 | TEMPERANCE | 543C | 2005-09-13 | Yes |
| 734-225 | WYANDOTTE | 961J | 2002-02-04 | Yes |
| 734-226 | YPSILANTI | 6630 | — | — |
| 734-227 | MONROE | 6630 | — | — |
| 734-228 | PLYMOUTH | 6534 | 2016-01-28 | Yes |
| 734-229 | ROMULUS | 9323 | — | Yes |
| 734-230 | MONROE | 829J | — | Yes |
| 734-231 | TRENTON | 5562 | — | Yes |
| 734-232 | ANN ARBOR | 9323 | 2004-05-28 | Yes |
| 734-233 | PLYMOUTH | 6534 | 2004-08-23 | Yes |
| 734-234 | TEMPERANCE | 829J | — | Yes |
| 734-235 | IDA | 933G | 2014-05-30 | Yes |
| 734-236 | ROCKWOOD | 829J | — | Yes |
| 734-237 | LIVONIA | 829J | — | Yes |
| 734-238 | WAYNE | 6120 | — | Yes |
| 734-239 | ANN ARBOR | 6120 | — | Yes |
| 734-240 | MONROE | 9323 | — | — |
| 734-241 | MONROE | 9323 | — | — |
| 734-242 | MONROE | 9323 | — | — |
| 734-243 | MONROE | 9323 | — | — |
| 734-244 | MONROE | 770E | — | Yes |
| 734-245 | LIVONIA | 2550 | — | Yes |
| 734-246 | WYANDOTTE | 9323 | — | — |
| 734-247 | ROMULUS | 9323 | — | Yes |
| 734-248 | — | — | ||
| 734-249 | ANN ARBOR | 6003 | 2012-09-09 | Yes |
| 734-250 | WYANDOTTE | 6534 | 2001-12-28 | Yes |
| 734-251 | ANN ARBOR | 543C | 2023-07-26 | Yes |
| 734-252 | BELLEVILLE | 829J | — | Yes |
| 734-253 | DEXTER | 318J | — | Yes |
| 734-254 | PLYMOUTH | 9323 | — | Yes |
| 734-255 | ANN ARBOR | 6003 | — | — |
| 734-256 | WILLIS | 770E | — | Yes |
| 734-257 | WHITMORELK | 770E | — | Yes |
| 734-258 | WYANDOTTE | 770E | — | Yes |
| 734-259 | PLYMOUTH | 6120 | — | Yes |
| 734-260 | ANN ARBOR | 2964 | — | Yes |
| 734-261 | LIVONIA | 9323 | — | — |
| 734-262 | YPSILANTI | 2964 | — | Yes |
| 734-263 | ANN ARBOR | 6534 | 2015-09-14 | Yes |
| 734-264 | MONROE | 7279 | — | Yes |
| 734-265 | MONROE | 7279 | — | Yes |
| 734-266 | LIVONIA | 9323 | — | — |
| 734-267 | ROMULUS | 9748 | — | — |
| 734-268 | DEXTER | 6120 | — | Yes |
| 734-269 | IDA | 0695 | — | Yes |
| 734-270 | WILLIS | 318J | — | Yes |
| 734-271 | CARLETON | 5562 | — | Yes |
| 734-272 | ANN ARBOR | 6120 | — | Yes |
| 734-273 | YPSILANTI | 6003 | — | Yes |
| 734-274 | ANN ARBOR | 6534 | — | Yes |
| 734-275 | PINCKNEY | 933G | 2014-05-30 | Yes |
| 734-276 | ANN ARBOR | 6534 | — | — |
| 734-277 | ANN ARBOR | 6534 | — | Yes |
| 734-278 | LIVONIA | 2964 | 2024-02-21 | Yes |
| 734-279 | PETERSBURG | 0691 | — | Yes |
| 734-280 | WYANDOTTE | 6003 | 2018-04-10 | Yes |
| 734-281 | WYANDOTTE | 9323 | — | — |
| 734-282 | WYANDOTTE | 9323 | — | — |
| 734-283 | WYANDOTTE | 9323 | — | — |
| 734-284 | WYANDOTTE | 9323 | — | — |
| 734-285 | WYANDOTTE | 9323 | — | — |
| 734-286 | WYANDOTTE | 7279 | — | Yes |
| 734-287 | WYANDOTTE | 9323 | — | — |
| 734-288 | WYANDOTTE | 7279 | — | Yes |
| 734-289 | MONROE | 9323 | — | Yes |
| 734-290 | DUNDEE | 624H | 2021-05-19 | Yes |
| 734-291 | YPSILANTI | 2964 | 2015-03-20 | Yes |
| 734-292 | WAYNE | 2964 | 2014-12-29 | Yes |
| 734-293 | LIVONIA | 7279 | — | Yes |
| 734-294 | BELLEVILLE | 6003 | 2016-08-02 | Yes |
| 734-295 | SALINE | 0695 | 2002-12-31 | Yes |
| 734-296 | LIVONIA | 9748 | — | — |
| 734-297 | MONROE | 9748 | — | — |
| 734-298 | WAYNE | 817J | — | — |
| 734-299 | CARLETON | 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.