All assignees
800 prefixes in 309 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 309-200 | BLOOMINGTN | 259E | 2011-02-17 | Yes |
| 309-201 | PEKIN | 6265 | 2012-09-28 | Yes |
| 309-202 | PEKIN | 6333 | 2004-02-07 | — |
| 309-203 | EASTMOLINE | 6534 | 2011-11-03 | Yes |
| 309-204 | SPRING BAY | 984E | 2017-09-01 | Yes |
| 309-205 | BLOOMINGTN | 508J | 2014-02-26 | Yes |
| 309-206 | ROCKISLAND | 9329 | 2011-07-19 | Yes |
| 309-207 | ILLINOISCY | 6333 | 2002-10-18 | Yes |
| 309-208 | PEORIA | 6529 | — | Yes |
| 309-209 | MACOMB | 551G | 2013-03-13 | Yes |
| 309-210 | PEORIA | 6115 | — | Yes |
| 309-211 | XXXXXXXXXX | MULT | — | — |
| 309-212 | BLOOMINGTN | 6333 | — | — |
| 309-213 | PEORIA | 6115 | — | Yes |
| 309-214 | PEORIA | 6115 | — | Yes |
| 309-215 | PEORIA | 6115 | — | Yes |
| 309-216 | PEORIA | 6115 | — | Yes |
| 309-217 | PEKIN | 6333 | 2021-04-12 | Yes |
| 309-218 | PEORIA | 6115 | — | Yes |
| 309-219 | PEORIA | 6265 | — | Yes |
| 309-220 | WASHBURN | 224C | 2002-10-16 | Yes |
| 309-221 | GALESBURG | 6265 | — | Yes |
| 309-222 | PEORIA | 7421 | — | Yes |
| 309-223 | NORTHPEKIN | 224C | 2021-06-24 | Yes |
| 309-224 | PEORIA | 6265 | — | Yes |
| 309-225 | KEITHSBURG | 224C | 2021-06-24 | Yes |
| 309-226 | CANTON | 6115 | — | Yes |
| 309-227 | CORDOVA | 1183 | — | — |
| 309-228 | FARMINGTON | 6115 | 2002-10-16 | Yes |
| 309-229 | PEORIA | 7421 | — | Yes |
| 309-230 | ROCKISLAND | 6333 | 2001-12-14 | — |
| 309-231 | PEORIA | 6265 | — | Yes |
| 309-232 | PEORIA | 6265 | — | Yes |
| 309-233 | MANITO | 7136 | 2017-01-10 | Yes |
| 309-234 | ORION | 1067 | — | — |
| 309-235 | ROCKISLAND | 6333 | — | — |
| 309-236 | ROCKISLAND | 6333 | — | — |
| 309-237 | BUSHNELL | 6534 | — | Yes |
| 309-238 | WYOMING | 6333 | — | — |
| 309-239 | BLOOMINGTN | 073H | 2019-12-10 | Yes |
| 309-240 | DUNLAP | 224C | 2002-10-16 | Yes |
| 309-241 | SOUTHPEKIN | 6333 | — | — |
| 309-242 | BLOOMINGTN | 6529 | — | Yes |
| 309-243 | DUNLAP | 1015 | — | Yes |
| 309-244 | DELAVAN | 9329 | — | Yes |
| 309-245 | FARMINGTON | 9329 | — | Yes |
| 309-246 | LACON | 1057 | — | — |
| 309-247 | SAN JOSE | 9329 | — | Yes |
| 309-248 | WASHBURN | 1015 | — | Yes |
| 309-249 | EDELSTEIN | 1015 | — | Yes |
| 309-250 | EDELSTEIN | 224C | 2002-10-16 | Yes |
| 309-251 | PEORIA | 6265 | — | Yes |
| 309-252 | MACOMB | 6333 | — | Yes |
| 309-253 | PEORIA | 6333 | — | — |
| 309-254 | INDUSTRY | 1047 | — | — |
| 309-255 | MACOMB | 6333 | — | — |
| 309-256 | PEORIA | 6333 | — | — |
| 309-257 | LITTLETON | 1047 | — | — |
| 309-258 | PEORIA | 6333 | — | — |
| 309-259 | MACOMB | 624H | — | Yes |
| 309-260 | BLOOMINGTN | 224C | 2021-08-05 | Yes |
| 309-261 | BLOOMINGTN | 6529 | — | Yes |
| 309-262 | BLOOMINGTN | 6529 | — | Yes |
| 309-263 | MORTON | 1015 | — | — |
| 309-264 | PEORIA | 6333 | — | — |
| 309-265 | PEORIA | 6333 | — | Yes |
| 309-266 | MORTON | 1015 | — | — |
| 309-267 | PEKIN | 6265 | — | Yes |
| 309-268 | BLOOMINGTN | 1015 | — | — |
| 309-269 | ROCKISLAND | 6529 | — | Yes |
| 309-270 | CHILLICOTH | 984E | 2002-10-16 | Yes |
| 309-271 | PEORIA | 224C | 2017-09-21 | Yes |
| 309-272 | PEORIA | 622J | — | Yes |
| 309-273 | PEORIA | 6115 | — | Yes |
| 309-274 | CHILLICOTH | 1015 | — | Yes |
| 309-275 | BLOOMINGTN | 6529 | — | Yes |
| 309-276 | PEORIA | 6115 | — | Yes |
| 309-277 | MOLINE | 829J | — | — |
| 309-278 | EASTMOLINE | 829J | — | Yes |
| 309-279 | PEORIA | 6115 | — | Yes |
| 309-280 | PEORIA | 224C | — | Yes |
| 309-281 | EASTMOLINE | 846F | 2010-03-09 | Yes |
| 309-282 | PEORIA | 829J | — | — |
| 309-283 | ROCKISLAND | 829J | — | Yes |
| 309-284 | MORTON | 1015 | — | Yes |
| 309-285 | PEORIA | 6115 | — | Yes |
| 309-286 | TOULON | 1015 | — | Yes |
| 309-287 | BLOOMINGTN | 5562 | — | Yes |
| 309-288 | MINERAL | 1015 | — | Yes |
| 309-289 | KNOXVILLE | 1057 | — | Yes |
| 309-290 | MINERAL | 224C | 2002-10-16 | Yes |
| 309-291 | MORTON | 984E | 2002-10-16 | Yes |
| 309-292 | ROCKISLAND | 6529 | — | — |
| 309-293 | ELLISVILLE | 1054 | — | — |
| 309-294 | PEORIA | 6115 | — | Yes |
| 309-295 | MACOMB | 1015 | — | Yes |
| 309-296 | PEORIA | 6115 | — | Yes |
| 309-297 | GALESBURG | 622J | — | Yes |
| 309-298 | MACOMB | 1015 | — | — |
| 309-299 | GALESBURG | 6529 | — | 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.