All assignees
128 prefixes in 671 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 671-200 | — | — | ||
| 671-201 | AGANA | 3922 | 2023-06-02 | — |
| 671-211 | XXXXXXXXXX | MULT | — | — |
| 671-260 | — | — | ||
| 671-271 | — | — | ||
| 671-272 | — | — | ||
| 671-273 | — | — | ||
| 671-274 | — | — | ||
| 671-275 | — | — | ||
| 671-276 | — | — | ||
| 671-281 | — | — | ||
| 671-282 | — | — | ||
| 671-283 | — | — | ||
| 671-284 | — | — | ||
| 671-285 | — | — | ||
| 671-286 | — | — | ||
| 671-287 | — | — | ||
| 671-288 | — | — | ||
| 671-289 | — | — | ||
| 671-290 | — | — | ||
| 671-300 | AGANA | 332E | 2007-03-23 | — |
| 671-311 | XXXXXXXXXX | MULT | — | — |
| 671-333 | AGANA | 3800 | — | — |
| 671-339 | AGANA | 3800 | — | — |
| 671-343 | AGANA | 3800 | — | — |
| 671-344 | AGANA | 3800 | — | — |
| 671-349 | AGANA | 3800 | — | — |
| 671-355 | AGANA | 3800 | — | — |
| 671-362 | AGANA | 3800 | — | — |
| 671-366 | AGANA | 3800 | — | — |
| 671-400 | AGANA | 332E | 2010-11-04 | — |
| 671-411 | XXXXXXXXXX | MULT | — | — |
| 671-456 | AGANA | 387C | — | — |
| 671-471 | AGANA | 3800 | — | — |
| 671-472 | AGANA | 3800 | — | — |
| 671-473 | AGANA | 3800 | — | — |
| 671-474 | AGANA | 3800 | — | — |
| 671-475 | AGANA | 3800 | — | — |
| 671-477 | AGANA | 3800 | — | — |
| 671-478 | AGANA | 3800 | — | — |
| 671-479 | AGANA | 3800 | — | — |
| 671-480 | AGANA | 3922 | 2015-03-13 | — |
| 671-482 | AGANA | 3922 | — | — |
| 671-483 | AGANA | 3922 | — | — |
| 671-484 | AGANA | 3922 | 2022-02-18 | — |
| 671-485 | AGANA | 3922 | 2023-07-18 | — |
| 671-486 | AGANA | 3922 | — | — |
| 671-487 | AGANA | 3922 | 2009-05-07 | — |
| 671-488 | AGANA | 3922 | 2002-03-28 | — |
| 671-489 | AGANA | 3922 | 2011-09-07 | — |
| 671-511 | XXXXXXXXXX | MULT | — | — |
| 671-555 | DIR ASST | MULT | — | — |
| 671-562 | AGANA | 3800 | — | — |
| 671-563 | AGANA | 3800 | — | — |
| 671-564 | AGANA | 3800 | — | — |
| 671-565 | AGANA | 3800 | — | — |
| 671-588 | AGANA | 3800 | 2009-05-07 | — |
| 671-611 | XXXXXXXXXX | MULT | — | — |
| 671-632 | AGANA | 3800 | — | — |
| 671-633 | AGANA | 3800 | — | — |
| 671-634 | AGANA | 3800 | — | — |
| 671-635 | AGANA | 3800 | — | — |
| 671-637 | AGANA | 3800 | — | — |
| 671-638 | AGANA | 3800 | — | — |
| 671-642 | AGANA | 3800 | — | — |
| 671-644 | AGANA | 3800 | — | — |
| 671-645 | AGANA | 3800 | — | — |
| 671-646 | AGANA | 3800 | — | — |
| 671-647 | AGANA | 3800 | — | — |
| 671-648 | AGANA | 3800 | — | — |
| 671-649 | AGANA | 3800 | — | — |
| 671-653 | AGANA | 3800 | — | — |
| 671-654 | AGANA | 3800 | — | — |
| 671-671 | — | — | ||
| 671-678 | AGANA | 387C | 2002-05-17 | — |
| 671-682 | AGANA | 3945 | 2016-02-19 | — |
| 671-683 | AGANA | 3945 | 2016-02-26 | — |
| 671-685 | AGANA | 3945 | 2009-11-05 | — |
| 671-686 | AGANA | 3945 | 2001-11-20 | — |
| 671-687 | AGANA | 3945 | — | — |
| 671-688 | AGANA | 3945 | — | — |
| 671-689 | AGANA | 3945 | — | — |
| 671-700 | — | — | ||
| 671-707 | AGANA | 387C | 2009-03-26 | — |
| 671-711 | XXXXXXXXXX | MULT | — | — |
| 671-726 | AGANA | 599E | — | — |
| 671-727 | AGANA | 387C | — | — |
| 671-734 | AGANA | 3800 | — | — |
| 671-735 | AGANA | 3800 | — | — |
| 671-747 | AGANA | 387C | 2012-02-23 | — |
| 671-777 | AGANA | 387C | 2001-05-08 | — |
| 671-787 | AGANA | 3945 | 2002-06-13 | — |
| 671-788 | AGANA | 3945 | — | — |
| 671-789 | AGANA | 3800 | — | — |
| 671-797 | AGANA | 387C | 2009-04-08 | — |
| 671-811 | XXXXXXXXXX | MULT | — | — |
| 671-828 | AGANA | 3800 | — | — |
| 671-838 | AGANA | 387C | 2004-08-25 | — |
| 671-848 | AGANA | 387C | 2008-10-10 | — |
| 671-858 | AGANA | 387C | 2008-10-10 | — |
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.