All assignees
800 prefixes in 630 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 630-200 | NAPERVILLE | 6333 | 2006-08-30 | Yes |
| 630-201 | NAPERVILLE | 6529 | 2004-08-20 | Yes |
| 630-202 | LA GRANGE | 6529 | — | Yes |
| 630-203 | HINSDALE | 7196 | — | Yes |
| 630-204 | NORTHBROOK | 6333 | — | — |
| 630-205 | NORTHBROOK | 6529 | — | Yes |
| 630-206 | W CHICAGO | 6115 | — | Yes |
| 630-207 | HINSDALE | 6534 | — | — |
| 630-208 | GENEVA | 9329 | — | — |
| 630-209 | HINSDALE | 6534 | — | — |
| 630-210 | NAPERVILLE | 7136 | — | Yes |
| 630-211 | XXXXXXXXXX | MULT | — | — |
| 630-212 | WHEELING | 6534 | — | — |
| 630-213 | BARTLETT | 9329 | — | — |
| 630-214 | HINSDALE | 6115 | — | — |
| 630-215 | LA GRANGE | 6534 | — | — |
| 630-216 | BIG ROCK | 8702 | — | Yes |
| 630-217 | ROSELLE | 6534 | — | — |
| 630-218 | HINSDALE | 9329 | — | — |
| 630-219 | NAPERVILLE | 6115 | 2006-11-16 | Yes |
| 630-220 | ROSELLE | 6534 | — | — |
| 630-221 | WHEATON | 9329 | — | — |
| 630-222 | CHICGOZN01 | 6333 | — | — |
| 630-223 | LA GRANGE | 6630 | — | — |
| 630-224 | NAPERVILLE | 9329 | — | — |
| 630-225 | WARRENVL | 6115 | — | Yes |
| 630-226 | LEMONT | 9329 | — | — |
| 630-227 | BENSENVL | 9329 | — | Yes |
| 630-228 | ITASCA | 6115 | — | Yes |
| 630-229 | AURORA | 318J | — | Yes |
| 630-230 | HINSDALE | 9329 | — | Yes |
| 630-231 | W CHICAGO | 9329 | — | — |
| 630-232 | GENEVA | 9329 | — | — |
| 630-233 | BARTLETT | 829J | — | Yes |
| 630-234 | W CHICAGO | 6534 | — | — |
| 630-235 | LA GRANGE | 6534 | — | — |
| 630-236 | AURORA | 9329 | — | — |
| 630-237 | ROSELLE | 7136 | — | Yes |
| 630-238 | BENSENVL | 9329 | — | — |
| 630-239 | BATAVIA | 7196 | — | Yes |
| 630-240 | LA GRANGE | 6534 | — | — |
| 630-241 | DOWNERSGRV | 9329 | — | — |
| 630-242 | HINSDALE | 6115 | — | Yes |
| 630-243 | LEMONT | 9329 | — | Yes |
| 630-244 | WHEELING | 6534 | — | — |
| 630-245 | NAPERVILLE | 9329 | — | Yes |
| 630-246 | BARTLETT | 6115 | — | Yes |
| 630-247 | HINSDALE | 6534 | — | — |
| 630-248 | LA GRANGE | 6534 | — | — |
| 630-249 | LA GRANGE | 6630 | — | — |
| 630-250 | ITASCA | 9329 | — | — |
| 630-251 | W CHICAGO | 6534 | — | — |
| 630-252 | LEMONT | 9329 | — | — |
| 630-253 | WHEELING | 6534 | — | — |
| 630-254 | ROSELLE | 6534 | — | — |
| 630-255 | MAYWOOD | 6630 | — | — |
| 630-256 | AURORA | 9329 | 2009-09-30 | Yes |
| 630-257 | LEMONT | 9329 | — | — |
| 630-258 | LA GRANGE | 6534 | — | — |
| 630-259 | ROSELLE | 7229 | — | Yes |
| 630-260 | WHEATON | 9329 | — | — |
| 630-261 | LOMBARD | 9329 | — | Yes |
| 630-262 | GENEVA | 9329 | — | — |
| 630-263 | NORTHBROOK | 6333 | — | — |
| 630-264 | AURORA | 9329 | — | — |
| 630-265 | LA GRANGE | 9748 | 2001-04-23 | — |
| 630-266 | LA GRANGE | 6630 | — | — |
| 630-267 | ROSELLE | 6534 | — | — |
| 630-268 | LOMBARD | 9329 | — | — |
| 630-269 | SUMMIT | 6333 | — | — |
| 630-270 | AURORA | 6333 | 2005-05-18 | Yes |
| 630-271 | DOWNERSGRV | 9329 | — | Yes |
| 630-272 | HINSDALE | 6534 | — | — |
| 630-273 | PLANO | 460K | — | Yes |
| 630-274 | BENSENVL | 7136 | — | Yes |
| 630-275 | DOWNERSGRV | 9329 | — | — |
| 630-276 | NAPERVILLE | 7229 | — | Yes |
| 630-277 | SUGARGROVE | 6333 | 2009-10-16 | Yes |
| 630-278 | ROSELLE | 6534 | — | Yes |
| 630-279 | ELMHURST | 9329 | — | — |
| 630-280 | HINSDALE | 6534 | — | Yes |
| 630-281 | NAPERVILLE | 6115 | — | Yes |
| 630-282 | LOMBARD | 7196 | — | Yes |
| 630-283 | ROSELLE | 7136 | — | Yes |
| 630-284 | ROSELLE | 6534 | — | Yes |
| 630-285 | ITASCA | 9329 | — | — |
| 630-286 | HINSDALE | 7196 | — | Yes |
| 630-287 | ROSELLE | 6534 | — | Yes |
| 630-288 | HINSDALE | 7136 | — | — |
| 630-289 | BARTLETT | 9329 | — | — |
| 630-290 | LOMBARD | 6529 | 2001-04-02 | — |
| 630-291 | LA GRANGE | 6333 | — | — |
| 630-292 | LA GRANGE | 6333 | — | — |
| 630-293 | W CHICAGO | 9329 | — | — |
| 630-294 | CHICGOZN01 | 6333 | — | — |
| 630-295 | ROSELLE | 9329 | — | — |
| 630-296 | LEMONT | 7136 | — | Yes |
| 630-297 | DOWNERSGRV | 6115 | — | Yes |
| 630-298 | LA GRANGE | 9748 | 2001-04-23 | — |
| 630-299 | AURORA | 6115 | — | 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.