MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA
39 prefixes in 610 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 610-226 | COLLEGEVL | 7434 | — | Yes |
| 610-227 | PHPHSBZN23 | 7434 | — | Yes |
| 610-228 | PHPHSBZN24 | 7434 | — | Yes |
| 610-229 | PHPHSBZN25 | 7434 | — | Yes |
| 610-230 | PHPHSBZN26 | 7434 | — | Yes |
| 610-232 | PHPHSBZN28 | 7434 | — | Yes |
| 610-233 | PHPHSBZN30 | 7434 | — | Yes |
| 610-234 | PHPHSBZN31 | 7434 | — | Yes |
| 610-235 | W CHESTER | 7434 | — | Yes |
| 610-241 | W CHESTER | 7434 | — | Yes |
| 610-242 | WESTTOWN | 7434 | — | Yes |
| 610-243 | LENAPE | 7434 | — | Yes |
| 610-245 | PHPHSBZN11 | 7434 | — | Yes |
| 610-249 | PHPHSBZN28 | 7434 | — | Yes |
| 610-257 | PHPHSBZN23 | 7434 | — | Yes |
| 610-263 | PHPHSBZN26 | 7434 | — | Yes |
| 610-271 | PHPHSBZN29 | 7434 | — | Yes |
| 610-276 | PHPHSBZN31 | 7434 | — | Yes |
| 610-290 | PHPHSBZN30 | 7434 | — | Yes |
| 610-312 | PHPHSBZN30 | 7434 | — | Yes |
| 610-448 | PHPHSBZN28 | 7434 | — | — |
| 610-492 | PHPHSBZN22 | 7434 | — | Yes |
| 610-523 | PHPHSBZN25 | 7434 | — | Yes |
| 610-540 | PHPHSBZN28 | 7434 | — | Yes |
| 610-572 | PHPHSBZN21 | 7434 | — | Yes |
| 610-601 | CHESTERSPG | 7434 | — | Yes |
| 610-602 | PHPHSBZN24 | 7434 | — | Yes |
| 610-612 | KENNETT SQ | 7434 | — | Yes |
| 610-615 | CENTER PT | 7434 | — | Yes |
| 610-616 | PHPHSBZN14 | 7434 | — | Yes |
| 610-624 | PHPHSBZN17 | 7434 | — | Yes |
| 610-707 | PHPHSBZN22 | 7434 | — | Yes |
| 610-708 | MENDENHALL | 7434 | — | Yes |
| 610-744 | PHPHSBZN12 | 7434 | — | Yes |
| 610-808 | PHPHSBZN10 | 7434 | — | Yes |
| 610-897 | PHPHSBZN31 | 7434 | — | Yes |
| 610-930 | PHPHSBZN30 | 7434 | — | Yes |
| 610-968 | EXTON | 7434 | — | Yes |
| 610-980 | PHPHSBZN23 | 7434 | — | 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.