MCIMETRO ACCESS TRANSMISSION SERVICES LLC
45 prefixes in 646 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 646-216 | NWYRCYZN01 | 7229 | 2004-04-08 | Yes |
| 646-224 | NWYRCYZN01 | 7229 | — | Yes |
| 646-274 | NWYRCYZN01 | 7229 | — | Yes |
| 646-289 | NWYRCYZN01 | 7229 | 2003-09-08 | Yes |
| 646-308 | NWYRCYZN01 | 7229 | — | Yes |
| 646-328 | NWYRCYZN01 | 7229 | — | Yes |
| 646-352 | NWYRCYZN01 | 7229 | — | Yes |
| 646-375 | NWYRCYZN01 | 7229 | — | — |
| 646-383 | NWYRCYZN01 | 7229 | — | — |
| 646-395 | NWYRCYZN01 | 7229 | — | Yes |
| 646-405 | NWYRCYZN01 | 7229 | — | Yes |
| 646-412 | NWYRCYZN01 | 7229 | 2012-02-17 | Yes |
| 646-437 | NWYRCYZN01 | 7229 | — | Yes |
| 646-443 | NWYRCYZN01 | 7229 | — | Yes |
| 646-537 | NWYRCYZN01 | 7229 | — | Yes |
| 646-560 | NWYRCYZN01 | 7229 | — | Yes |
| 646-572 | NWYRCYZN01 | 7229 | — | Yes |
| 646-582 | NWYRCYZN01 | 7229 | 2012-04-24 | Yes |
| 646-605 | NWYRCYZN01 | 7229 | 2014-07-23 | Yes |
| 646-650 | NWYRCYZN01 | 7229 | 2012-10-08 | Yes |
| 646-676 | NWYRCYZN01 | 7229 | 2013-04-12 | Yes |
| 646-688 | NWYRCYZN01 | 7229 | 2005-05-02 | Yes |
| 646-720 | NWYRCYZN01 | 7229 | 2002-04-08 | — |
| 646-758 | NWYRCYZN01 | 7229 | — | — |
| 646-766 | NWYRCYZN01 | 7229 | 2013-08-22 | Yes |
| 646-767 | NWYRCYZN01 | 7229 | 2014-02-07 | Yes |
| 646-782 | NWYRCYZN01 | 7229 | 2013-10-08 | Yes |
| 646-787 | NWYRCYZN01 | 7229 | 2013-12-13 | Yes |
| 646-792 | NWYRCYZN01 | 7229 | — | Yes |
| 646-802 | NWYRCYZN01 | 7229 | 2016-03-30 | Yes |
| 646-810 | NWYRCYZN01 | 7229 | — | — |
| 646-822 | NWYRCYZN01 | 7229 | — | — |
| 646-828 | NWYRCYZN01 | 7229 | 2014-04-28 | Yes |
| 646-834 | NWYRCYZN01 | 7229 | — | Yes |
| 646-843 | NWYRCYZN01 | 7229 | — | — |
| 646-852 | NWYRCYZN01 | 7229 | — | Yes |
| 646-871 | NWYRCYZN01 | 7229 | — | — |
| 646-885 | NWYRCYZN01 | 7229 | — | Yes |
| 646-915 | NWYRCYZN01 | 7229 | — | Yes |
| 646-924 | NWYRCYZN01 | 7229 | — | Yes |
| 646-927 | NWYRCYZN01 | 7229 | 2014-11-17 | Yes |
| 646-963 | NWYRCYZN01 | 7229 | — | Yes |
| 646-971 | NWYRCYZN01 | 7229 | 2017-01-17 | Yes |
| 646-994 | NWYRCYZN01 | 7229 | 2019-01-18 | Yes |
| 646-998 | NWYRCYZN01 | 7229 | 2010-03-04 | 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.