All assignees
800 prefixes in 630 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 630-500 | — | — | ||
| 630-501 | ELMHURST | 318J | — | Yes |
| 630-502 | WHEELING | 6534 | — | Yes |
| 630-503 | ELGIN | 7136 | — | Yes |
| 630-504 | BARTLETT | 7136 | — | Yes |
| 630-505 | NAPERVILLE | 9329 | — | Yes |
| 630-506 | AURORA | 6529 | 2010-06-24 | Yes |
| 630-507 | ROSELLE | 6534 | — | Yes |
| 630-508 | NORTHBROOK | 6333 | — | Yes |
| 630-509 | BENSENVL | 7136 | — | Yes |
| 630-510 | WHEATON | 9329 | — | — |
| 630-511 | XXXXXXXXXX | MULT | — | — |
| 630-512 | DOWNERSGRV | 9329 | — | Yes |
| 630-513 | ST CHARLES | 9329 | — | — |
| 630-514 | LA GRANGE | 6529 | — | Yes |
| 630-515 | DOWNERSGRV | 9329 | — | — |
| 630-516 | ELMHURST | 9329 | — | — |
| 630-517 | WHEATON | 6115 | — | Yes |
| 630-518 | AURORA | 7196 | — | Yes |
| 630-519 | LOMBARD | 7136 | — | Yes |
| 630-520 | W CHICAGO | 7136 | — | Yes |
| 630-521 | BENSENVL | 9329 | — | Yes |
| 630-522 | HINSDALE | 7196 | — | Yes |
| 630-523 | ROSELLE | 829J | 2001-04-11 | Yes |
| 630-524 | ST CHARLES | 6115 | — | Yes |
| 630-525 | ROSELLE | 6534 | — | Yes |
| 630-526 | BATAVIA | 7136 | — | Yes |
| 630-527 | NAPERVILLE | 9329 | — | — |
| 630-528 | HINSDALE | 460K | — | Yes |
| 630-529 | ROSELLE | 9329 | — | — |
| 630-530 | ELMHURST | 9329 | — | — |
| 630-531 | LA GRANGE | 6333 | — | Yes |
| 630-532 | ELMHURST | 829J | 2001-04-11 | Yes |
| 630-533 | NORTHBROOK | 6333 | — | Yes |
| 630-534 | GLEN ELLYN | 829J | 2001-04-11 | Yes |
| 630-535 | LA GRANGE | 6795 | — | — |
| 630-536 | NAPERVILLE | 7136 | — | Yes |
| 630-537 | HINSDALE | 9329 | 2010-06-28 | Yes |
| 630-538 | SUGARGROVE | 6529 | 2010-08-12 | Yes |
| 630-539 | ROSELLE | 9329 | — | Yes |
| 630-540 | BARTLETT | 9329 | — | Yes |
| 630-541 | DOWNERSGRV | 7136 | — | Yes |
| 630-542 | ROSELLE | 6534 | — | — |
| 630-543 | ELMHURST | 9329 | — | — |
| 630-544 | NAPERVILLE | 829J | 2001-04-11 | Yes |
| 630-545 | GLEN ELLYN | 9329 | — | — |
| 630-546 | ELMHURST | 6529 | 2002-06-17 | Yes |
| 630-547 | GLEN ELLYN | 6115 | — | Yes |
| 630-548 | NAPERVILLE | 9329 | — | — |
| 630-549 | ST CHARLES | 7136 | — | Yes |
| 630-550 | BARTLETT | 829J | 2001-04-11 | Yes |
| 630-551 | OSWEGO | 9329 | — | Yes |
| 630-552 | PLANO | 9329 | — | Yes |
| 630-553 | YORKVILLE | 9329 | — | — |
| 630-554 | OSWEGO | 9329 | — | — |
| 630-555 | DIR ASST | MULT | — | — |
| 630-556 | BIG ROCK | 9329 | — | Yes |
| 630-557 | KANEVILLE | 9329 | — | Yes |
| 630-558 | ROSELLE | 6534 | — | Yes |
| 630-559 | ELMHURST | 7196 | — | Yes |
| 630-560 | HINSDALE | 6115 | — | Yes |
| 630-561 | LA GRANGE | 6534 | — | — |
| 630-562 | W CHICAGO | 9329 | — | Yes |
| 630-563 | ELMHURST | 6115 | — | Yes |
| 630-564 | NORTHBROOK | 6333 | — | Yes |
| 630-565 | ROSELLE | 6534 | — | Yes |
| 630-566 | AURORA | 6115 | — | — |
| 630-567 | LA GRANGE | 6333 | — | — |
| 630-568 | HINSDALE | 7136 | — | Yes |
| 630-569 | NORTHBROOK | 6333 | — | Yes |
| 630-570 | HINSDALE | 829J | 2001-04-11 | Yes |
| 630-571 | HINSDALE | 9329 | — | — |
| 630-572 | HINSDALE | 9329 | — | — |
| 630-573 | HINSDALE | 9329 | — | — |
| 630-574 | HINSDALE | 9329 | — | Yes |
| 630-575 | HINSDALE | 9329 | — | — |
| 630-576 | LOMBARD | 829J | 2001-04-11 | Yes |
| 630-577 | NAPERVILLE | 9329 | — | Yes |
| 630-578 | GENEVA | 6115 | — | Yes |
| 630-579 | NAPERVILLE | 9329 | — | — |
| 630-580 | WHEATON | 829J | 2001-04-11 | Yes |
| 630-581 | HINSDALE | 7136 | — | Yes |
| 630-582 | ROSELLE | 9329 | — | — |
| 630-583 | LA GRANGE | 6630 | — | — |
| 630-584 | ST CHARLES | 9329 | — | — |
| 630-585 | AURORA | 9329 | — | — |
| 630-586 | HINSDALE | 9329 | — | Yes |
| 630-587 | ST CHARLES | 9329 | — | — |
| 630-588 | WHEATON | 9329 | — | — |
| 630-589 | ELMHURST | 7196 | — | Yes |
| 630-590 | HINSDALE | 6115 | — | Yes |
| 630-591 | CHICGOZN01 | 9329 | — | — |
| 630-592 | ELMHURST | 6115 | — | Yes |
| 630-593 | BATAVIA | 829J | 2001-04-11 | Yes |
| 630-594 | BENSENVL | 829J | 2001-04-11 | Yes |
| 630-595 | BENSENVL | 9329 | — | — |
| 630-596 | NAPERVILLE | 7196 | — | Yes |
| 630-597 | WHEATON | 7229 | — | Yes |
| 630-598 | DOWNERSGRV | 7196 | — | Yes |
| 630-599 | LOMBARD | 7196 | — | 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.