All assignees
783 prefixes in 412 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 412-600 | PTTSBGZON1 | 6392 | — | — |
| 412-601 | GREENSBURG | 6392 | — | Yes |
| 412-602 | PTTSBGZON6 | 6630 | — | — |
| 412-603 | BUTLER | 6392 | — | Yes |
| 412-604 | PTGSBNZN15 | 9208 | — | Yes |
| 412-605 | PTTSBGZON1 | 9208 | — | Yes |
| 412-606 | PTTSBGZON1 | 6701 | — | Yes |
| 412-607 | PTGSBNZN22 | 6701 | — | Yes |
| 412-608 | PTTSBGZON1 | 6701 | — | — |
| 412-609 | PTGSBNZN22 | 6701 | — | Yes |
| 412-610 | GREENSBURG | 6701 | — | Yes |
| 412-611 | XXXXXXXXXX | MULT | — | — |
| 412-612 | PTGSBNZN22 | 6701 | — | Yes |
| 412-613 | PTTSBGZON1 | 6534 | — | — |
| 412-614 | BUTLER | 6701 | — | Yes |
| 412-615 | PTGSBNZN14 | 6701 | 2018-08-14 | Yes |
| 412-616 | PTTSBGZON1 | 6392 | 2008-11-13 | Yes |
| 412-617 | PTGSBNZN14 | 6630 | — | — |
| 412-618 | PTTSBGZON1 | 547E | 2015-05-07 | Yes |
| 412-619 | PTGSBNZN17 | 547E | 2024-05-14 | Yes |
| 412-620 | PTGSBNZN14 | 4007 | — | Yes |
| 412-621 | PTTSBGZON1 | 9208 | — | — |
| 412-622 | PTTSBGZON1 | 9208 | — | Yes |
| 412-623 | PTTSBGZON1 | 9208 | — | Yes |
| 412-624 | PTTSBGZON1 | 9208 | — | — |
| 412-625 | PTGSBNZN15 | 4007 | — | Yes |
| 412-626 | PTTSBGZON8 | 4007 | 2006-01-04 | Yes |
| 412-627 | PTTSBGZON1 | 6392 | 2011-11-07 | Yes |
| 412-628 | PTTSBGZON1 | 6534 | 2001-11-01 | — |
| 412-629 | BUTLER | 6392 | — | — |
| 412-630 | PTGSBNZN17 | 9208 | — | — |
| 412-631 | PTGSBNZN15 | 547E | — | Yes |
| 412-632 | PTTSBGZON3 | 7229 | — | Yes |
| 412-633 | PTTSBGZON1 | 9208 | — | — |
| 412-634 | ELIZABETH | 9208 | 2018-11-21 | Yes |
| 412-635 | PTGSBNZN17 | 9208 | — | Yes |
| 412-636 | PTTSBGZON4 | 9208 | — | Yes |
| 412-637 | PTGSBNZN15 | 7229 | 2001-09-21 | Yes |
| 412-638 | PTTSBGZON1 | 6534 | — | — |
| 412-639 | PTTSBGZON1 | 6392 | 2012-04-06 | Yes |
| 412-640 | PTGSBNZN14 | 6630 | — | — |
| 412-641 | PTTSBGZON1 | 9208 | — | Yes |
| 412-642 | PTTSBGZON1 | 9208 | — | Yes |
| 412-643 | PTTSBGZON1 | 547E | 2019-05-20 | Yes |
| 412-644 | PTTSBGZON1 | 9208 | — | — |
| 412-645 | PTTSBGZON1 | 9208 | — | Yes |
| 412-646 | PTGSBNZN22 | 318J | — | Yes |
| 412-647 | PTTSBGZON1 | 9208 | — | — |
| 412-648 | PTTSBGZON1 | 9208 | — | — |
| 412-649 | PTGSBNZN14 | 6630 | — | — |
| 412-650 | PTGSBNZN11 | 9208 | — | Yes |
| 412-651 | PTTSBGZON1 | 6392 | 2005-04-27 | Yes |
| 412-652 | PTTSBGZON1 | 438H | 2014-08-22 | Yes |
| 412-653 | PTGSBNZN11 | 9208 | — | — |
| 412-654 | PTTSBGZON5 | 6701 | — | Yes |
| 412-655 | PTGSBNZN11 | 9208 | — | — |
| 412-656 | PTTSBGZON5 | 6701 | — | Yes |
| 412-657 | PTTSBGZON1 | 6701 | 2002-06-25 | Yes |
| 412-658 | PTTSBGZON1 | 9208 | — | — |
| 412-659 | PTGSBNZN22 | 547E | 2023-01-12 | Yes |
| 412-660 | PTTSBGZON1 | 6392 | 2012-11-12 | Yes |
| 412-661 | PTTSBGZON8 | 9208 | — | — |
| 412-662 | PTGSBNZN22 | 4007 | 2001-10-18 | Yes |
| 412-663 | PTGSBNZN16 | 547E | — | Yes |
| 412-664 | PTGSBNZN10 | 9208 | — | Yes |
| 412-665 | PTTSBGZON8 | 9208 | — | Yes |
| 412-666 | PTGSBNZN22 | 9208 | — | Yes |
| 412-667 | PTTSBGZON1 | 9208 | — | Yes |
| 412-668 | PTTSBGZON6 | 318J | 2004-10-01 | Yes |
| 412-669 | PTTSBGZON6 | 6630 | — | — |
| 412-670 | PTTSBGZON1 | 6701 | — | Yes |
| 412-671 | BEAVER FLS | 6534 | — | Yes |
| 412-672 | PTGSBNZN10 | 9208 | — | — |
| 412-673 | PTGSBNZN10 | 9208 | — | — |
| 412-674 | PTGSBNZN12 | 547E | 2023-02-01 | Yes |
| 412-675 | PTGSBNZN10 | 9208 | — | Yes |
| 412-676 | PTTSBGZON1 | 829J | 2016-10-11 | Yes |
| 412-677 | PTGSBNZN13 | 829J | 2001-06-19 | Yes |
| 412-678 | PTGSBNZN10 | 9208 | — | — |
| 412-679 | PTTSBGZON7 | 6534 | 2020-07-28 | Yes |
| 412-680 | PTTSBGZON1 | 6534 | — | — |
| 412-681 | PTTSBGZON1 | 9208 | — | — |
| 412-682 | PTTSBGZON1 | 9208 | — | Yes |
| 412-683 | PTTSBGZON1 | 9208 | — | — |
| 412-684 | PTGSBNZN18 | 8597 | — | Yes |
| 412-685 | PTTSBGZON5 | 7229 | — | Yes |
| 412-686 | PTGSBNZN14 | 6630 | — | — |
| 412-687 | PTTSBGZON1 | 9208 | — | — |
| 412-688 | PTTSBGZON1 | 9208 | — | Yes |
| 412-689 | PTTSBGZON1 | 6701 | 2011-03-04 | Yes |
| 412-690 | PTTSBGZON1 | 9208 | — | Yes |
| 412-691 | UNIONTOWN | 6392 | — | — |
| 412-692 | PTTSBGZON1 | 9208 | — | Yes |
| 412-693 | PTGSBNZN11 | 829J | 2001-05-21 | Yes |
| 412-694 | PTTSBGZON1 | 551G | 2012-10-22 | Yes |
| 412-695 | PTGSBNZN17 | 547E | — | Yes |
| 412-696 | PTTSBGZON3 | 8597 | — | Yes |
| 412-697 | PTTSBGZON1 | 829J | — | — |
| 412-698 | PTTSBGZON1 | 6630 | — | — |
| 412-699 | PTTSBGZON1 | 6392 | 2016-07-15 | 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.