MCIMETRO ACCESS TRANSMISSION SERVICES LLC
40 prefixes in 708 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 708-215 | LA GRANGE | 7229 | — | Yes |
| 708-221 | RIVERSIDE | 7229 | — | Yes |
| 708-290 | BROOKFIELD | 7229 | — | Yes |
| 708-297 | BLUEISLAND | 7229 | — | Yes |
| 708-303 | BERWYN | 7229 | — | Yes |
| 708-316 | MAYWOOD | 7229 | — | Yes |
| 708-317 | BERWYN | 7229 | — | Yes |
| 708-318 | BELLWOOD | 7229 | — | Yes |
| 708-330 | WILLOW SPG | 7229 | — | Yes |
| 708-350 | WILLOW SPG | 7229 | — | Yes |
| 708-391 | CICERO | 7229 | — | Yes |
| 708-395 | RIVERGROVE | 7229 | — | Yes |
| 708-402 | RIVERGROVE | 7229 | — | Yes |
| 708-405 | FOREST | 7229 | — | Yes |
| 708-406 | OAK PARK | 7229 | — | Yes |
| 708-416 | CICERO | 7229 | — | Yes |
| 708-459 | OAK LAWN | 7229 | — | Yes |
| 708-469 | LA GRANGE | 7229 | — | Yes |
| 708-486 | MAYWOOD | 7229 | — | Yes |
| 708-551 | MAYWOOD | 7229 | — | Yes |
| 708-566 | HARVEY | 7229 | — | Yes |
| 708-589 | HARVEY | 7229 | — | Yes |
| 708-608 | PALOS PARK | 7229 | — | Yes |
| 708-622 | OAK PARK | 7229 | — | Yes |
| 708-625 | SUMMIT | 7229 | — | Yes |
| 708-657 | FOREST | 7229 | — | Yes |
| 708-658 | OAK LAWN | 7229 | — | Yes |
| 708-678 | WESTERNSPG | 7229 | — | Yes |
| 708-740 | THORNTON | 7229 | — | Yes |
| 708-775 | BERWYN | 7229 | — | Yes |
| 708-776 | FOREST | 7229 | — | Yes |
| 708-777 | RIVERSIDE | 7229 | — | Yes |
| 708-816 | HOMEWOOD | 7229 | — | Yes |
| 708-827 | PALOS PARK | 7229 | — | Yes |
| 708-842 | RIVERGROVE | 7229 | — | Yes |
| 708-844 | BLUEISLAND | 7229 | — | Yes |
| 708-850 | CICERO | 7229 | — | Yes |
| 708-851 | OAK PARK | 7229 | — | Yes |
| 708-883 | RIVERSIDE | 7229 | — | Yes |
| 708-887 | CHICGOZN03 | 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.