MCIMETRO ACCESS TRANSMISSION SERVICES LLC
13 prefixes in 971 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 971-200 | PORTLAND | 7229 | 2010-12-16 | Yes |
| 971-214 | BEAVERTON | 7229 | 2001-03-16 | — |
| 971-215 | BEAVERTON | 7229 | 2001-03-21 | — |
| 971-223 | BEAVERTON | 7229 | — | Yes |
| 971-244 | PORTLAND | 7229 | — | Yes |
| 971-249 | BEAVERTON | 7229 | — | Yes |
| 971-250 | BEAVERTON | 7229 | — | Yes |
| 971-300 | PORTLAND | 7229 | 2010-12-16 | Yes |
| 971-314 | VERNONIA | 7229 | 2013-12-03 | Yes |
| 971-327 | BEAVERTON | 7229 | — | Yes |
| 971-355 | SALEM | 7229 | 2018-10-15 | Yes |
| 971-404 | PORTLAND | 7229 | — | Yes |
| 971-473 | BEAVERTON | 7229 | 2013-08-26 | 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.