MCIMETRO ACCESS TRANSMISSION SERVICES LLC
26 prefixes in 630 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 630-259 | ROSELLE | 7229 | — | Yes |
| 630-276 | NAPERVILLE | 7229 | — | Yes |
| 630-315 | WHEATON | 7229 | — | Yes |
| 630-317 | LOMBARD | 7229 | — | Yes |
| 630-324 | DOWNERSGRV | 7229 | — | Yes |
| 630-344 | WHEATON | 7229 | — | Yes |
| 630-348 | GLEN ELLYN | 7229 | — | Yes |
| 630-366 | HINSDALE | 7229 | — | Yes |
| 630-382 | HINSDALE | 7229 | — | Yes |
| 630-395 | DOWNERSGRV | 7229 | — | Yes |
| 630-433 | ELMHURST | 7229 | — | Yes |
| 630-438 | ITASCA | 7229 | — | Yes |
| 630-439 | ROSELLE | 7229 | — | Yes |
| 630-446 | GLEN ELLYN | 7229 | — | Yes |
| 630-463 | GENEVA | 7229 | — | Yes |
| 630-475 | BENSENVL | 7229 | — | Yes |
| 630-597 | WHEATON | 7229 | — | Yes |
| 630-622 | ROSELLE | 7229 | — | Yes |
| 630-647 | ITASCA | 7229 | — | Yes |
| 630-658 | WARRENVL | 7229 | — | Yes |
| 630-696 | NAPERVILLE | 7229 | — | Yes |
| 630-741 | BENSENVL | 7229 | — | Yes |
| 630-797 | ST CHARLES | 7229 | — | Yes |
| 630-818 | W CHICAGO | 7229 | — | Yes |
| 630-821 | WARRENVL | 7229 | — | Yes |
| 630-823 | BARTLETT | 7229 | — | 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.