MCIMETRO ACCESS TRANSMISSION SERVICES LLC
46 prefixes in 480 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 480-212 | PHOENIX | 7229 | — | Yes |
| 480-223 | PHOENIX | 7229 | — | Yes |
| 480-237 | PHOENIX | 7229 | — | — |
| 480-240 | PHOENIX | 7229 | 2005-11-21 | Yes |
| 480-281 | PHOENIX | 7229 | — | — |
| 480-282 | PHOENIX | 7229 | — | Yes |
| 480-296 | PHOENIX | 7229 | — | Yes |
| 480-320 | PHOENIX | 7229 | 2009-03-17 | Yes |
| 480-336 | PHOENIX | 7229 | 2010-06-18 | Yes |
| 480-339 | PHOENIX | 7229 | 2009-06-15 | Yes |
| 480-347 | PHOENIX | 7229 | 2008-05-29 | Yes |
| 480-371 | PHOENIX | 7229 | 2008-08-27 | Yes |
| 480-401 | PHOENIX | 7229 | 2015-12-11 | Yes |
| 480-407 | PHOENIX | 7229 | 2016-03-25 | Yes |
| 480-448 | PHOENIX | 7229 | 2012-10-09 | Yes |
| 480-459 | PHOENIX | 7229 | — | Yes |
| 480-477 | PHOENIX | 7229 | — | — |
| 480-499 | PHOENIX | 7229 | 2011-02-15 | Yes |
| 480-501 | PHOENIX | 7229 | 2017-11-08 | Yes |
| 480-505 | PHOENIX | 7229 | — | — |
| 480-508 | PHOENIX | 7229 | 2016-10-31 | Yes |
| 480-518 | PHOENIX | 7229 | — | Yes |
| 480-522 | PHOENIX | 7229 | 2005-09-12 | Yes |
| 480-534 | PHOENIX | 7229 | 2017-03-14 | Yes |
| 480-552 | PHOENIX | 7229 | — | — |
| 480-554 | PHOENIX | 7229 | — | — |
| 480-567 | PHOENIX | 7229 | — | Yes |
| 480-569 | PHOENIX | 7229 | 2018-11-05 | Yes |
| 480-573 | PHOENIX | 7229 | 2019-08-23 | Yes |
| 480-579 | PHOENIX | 7229 | 2014-12-24 | Yes |
| 480-586 | PHOENIX | 7229 | — | Yes |
| 480-603 | PHOENIX | 7229 | — | Yes |
| 480-612 | PHOENIX | 7229 | — | Yes |
| 480-613 | PHOENIX | 7229 | 2020-02-25 | Yes |
| 480-665 | PHOENIX | 7229 | 2015-09-21 | Yes |
| 480-687 | PHOENIX | 7229 | 2018-05-11 | Yes |
| 480-715 | PHOENIX | 7229 | — | — |
| 480-718 | PHOENIX | 7229 | — | Yes |
| 480-723 | PHOENIX | 7229 | — | — |
| 480-734 | PHOENIX | 7229 | — | Yes |
| 480-739 | PHOENIX | 7229 | 2014-03-31 | Yes |
| 480-758 | PHOENIX | 7229 | 2013-12-24 | Yes |
| 480-779 | PHOENIX | 7229 | 2010-01-21 | Yes |
| 480-796 | PHOENIX | 7229 | 2021-08-11 | Yes |
| 480-863 | PHOENIX | 7229 | 2022-03-25 | Yes |
| 480-993 | PHOENIX | 7229 | 2003-03-18 | 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.