All assignees
374 prefixes in 906 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 906-200 | IRON MT | 732J | 2023-01-31 | Yes |
| 906-201 | L ANSE | 6003 | 2003-09-15 | Yes |
| 906-202 | MUNISING | 6003 | 2003-09-15 | — |
| 906-203 | SALTSTMARI | 6003 | 2004-03-10 | Yes |
| 906-204 | ISHPEMING | 6534 | 2004-03-19 | Yes |
| 906-205 | MARQUETTE | 508J | 2017-12-29 | Yes |
| 906-206 | BARAGA | 6695 | — | — |
| 906-207 | CEDARVILLE | 116F | 2013-10-01 | Yes |
| 906-208 | AU TRAIN | 116F | 2013-10-01 | Yes |
| 906-209 | GOLDENLAKE | 116F | 2013-10-01 | Yes |
| 906-210 | MARQUETTE | 425J | 2020-06-25 | Yes |
| 906-211 | XXXXXXXXXX | MULT | — | — |
| 906-212 | ESCANABA | 746G | 2012-03-12 | Yes |
| 906-213 | BERGLAND | 817J | — | — |
| 906-214 | IRON RIVER | 6120 | 2005-02-25 | Yes |
| 906-215 | CURTIS | 817J | — | — |
| 906-216 | LK GOGEBIC | 116F | 2013-10-02 | Yes |
| 906-217 | ESCANABA | 817J | — | — |
| 906-218 | ENGADINE | 817J | — | — |
| 906-219 | FAITHORN | 116F | 2013-10-01 | Yes |
| 906-220 | NOLANDOLKS | 116F | 2013-10-02 | Yes |
| 906-221 | IRON MT | 6003 | 2005-09-19 | Yes |
| 906-222 | MARQUETTE | 6695 | — | — |
| 906-223 | MARQUETTE | 6695 | — | — |
| 906-224 | WAKEFIELD | 9323 | — | Yes |
| 906-225 | MARQUETTE | 9323 | — | — |
| 906-226 | MARQUETTE | 9323 | — | — |
| 906-227 | MARQUETTE | 9323 | — | Yes |
| 906-228 | MARQUETTE | 9323 | — | — |
| 906-229 | WAKEFIELD | 9323 | — | Yes |
| 906-230 | DONKEN | 116F | 2013-10-01 | Yes |
| 906-231 | HOUGHTON | 6003 | 2004-04-30 | Yes |
| 906-232 | MARQUETTE | 2550 | 2004-04-19 | Yes |
| 906-233 | ESCANABA | 9323 | — | Yes |
| 906-234 | MACKINACIS | 817J | — | — |
| 906-235 | MARQUETTE | 6003 | — | — |
| 906-236 | MARQUETTE | 6003 | 2003-05-30 | Yes |
| 906-237 | CRYSTALFLS | 817J | 2003-11-25 | — |
| 906-238 | WATSON | 0732 | — | — |
| 906-239 | IRON MT | 6003 | 2004-05-27 | Yes |
| 906-240 | KINROSS | 792K | 2012-09-26 | Yes |
| 906-241 | ESCANABA | 6003 | 2004-05-27 | Yes |
| 906-242 | NEGAUNEE | 116F | 2009-07-17 | Yes |
| 906-243 | MASS | 116F | 2013-10-02 | Yes |
| 906-244 | CEDARVILLE | 817J | 2004-12-06 | — |
| 906-245 | DEER PARK | 116F | 2013-10-01 | Yes |
| 906-246 | FELCH | 0732 | — | — |
| 906-247 | REXTON | 116F | 2013-10-02 | Yes |
| 906-248 | BRIMLEY | 0713 | — | — |
| 906-249 | MARQUETTE | 9323 | — | Yes |
| 906-250 | MARQUETTE | 6003 | — | — |
| 906-251 | MARQUETTE | 991E | — | Yes |
| 906-252 | MANISTIQUE | 817J | 2004-12-06 | — |
| 906-253 | SALTSTMARI | 9323 | — | Yes |
| 906-254 | TRENARY | 116F | 2013-10-03 | Yes |
| 906-255 | MICHIGMFOR | 0732 | — | — |
| 906-256 | GWINN | 6120 | 2018-11-21 | Yes |
| 906-257 | CRYSTALFLS | 543C | 2018-12-11 | Yes |
| 906-258 | MARQUETTE | 770E | 2015-06-23 | Yes |
| 906-259 | SALTSTMARI | 792K | 2007-08-27 | Yes |
| 906-260 | RUDYARD | 318J | 2023-03-21 | Yes |
| 906-261 | ESCANABA | 543C | — | Yes |
| 906-262 | TROUT LAKE | 543C | — | Yes |
| 906-263 | SALTSTMARI | 543C | 2020-11-03 | Yes |
| 906-264 | MARQUETTE | 9323 | — | Yes |
| 906-265 | IRON RIVER | 9323 | — | Yes |
| 906-266 | BREVORT | 543C | — | Yes |
| 906-267 | CURTIS | 543C | 2021-06-25 | Yes |
| 906-268 | LAKELINDEN | 543C | 2021-06-25 | Yes |
| 906-270 | KINROSS | 543C | — | Yes |
| 906-271 | IRON MT | 6692 | — | — |
| 906-272 | FENCERIVER | 0732 | — | — |
| 906-273 | MARQUETTE | 792K | 2007-02-27 | Yes |
| 906-274 | ECKERMAN | 0713 | — | — |
| 906-275 | HOUGHTON | 516C | 2013-01-30 | Yes |
| 906-276 | RAPIDRIVER | 543C | 2021-06-25 | Yes |
| 906-277 | CHANNING | 543C | — | Yes |
| 906-278 | BRIMLEY | 6695 | — | — |
| 906-279 | BRUCECRSNG | 6695 | — | — |
| 906-280 | ESCANABA | 6003 | 2003-07-28 | — |
| 906-281 | HOUGHTON | 6003 | 2003-07-28 | Yes |
| 906-282 | IRON MT | 6003 | 2003-07-28 | — |
| 906-283 | GULLIVER | 0689 | — | — |
| 906-284 | IRON RIVER | 6003 | 2003-07-28 | Yes |
| 906-285 | IRONWOOD | 6003 | 2003-07-28 | Yes |
| 906-286 | MANISTIQUE | 6003 | 2003-07-28 | Yes |
| 906-287 | ENGADINE | 6003 | 2003-07-28 | Yes |
| 906-288 | DONKEN | 0732 | — | — |
| 906-289 | KEWEENAW | 9323 | — | Yes |
| 906-290 | MENOMINEE | 6003 | 2003-07-28 | Yes |
| 906-291 | NEWBERRY | 6003 | 2003-07-28 | Yes |
| 906-292 | BREVORT | 9323 | — | Yes |
| 906-293 | NEWBERRY | 9323 | — | Yes |
| 906-294 | NEWBERRY | 4253 | 2001-06-11 | — |
| 906-295 | POWERS | 6003 | 2003-07-28 | Yes |
| 906-296 | LAKELINDEN | 9323 | — | Yes |
| 906-297 | DE TOUR | 0689 | — | — |
| 906-298 | ST IGNACE | 6003 | 2003-07-28 | Yes |
| 906-299 | HOUGHTON | 6534 | — | Yes |
| 906-300 | REPUBLIC | 516C | 2023-08-29 | 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.