All assignees
800 prefixes in 646 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 646-700 | — | — | ||
| 646-701 | NWYRCYZN01 | 4036 | — | Yes |
| 646-702 | NWYRCYZN01 | 6622 | — | Yes |
| 646-703 | NWYRCYZN01 | 4036 | — | Yes |
| 646-704 | NWYRCYZN01 | 4036 | — | Yes |
| 646-705 | NWYRCYZN01 | 4036 | — | Yes |
| 646-706 | NWYRCYZN01 | 4036 | — | Yes |
| 646-707 | NWYRCYZN01 | 4036 | — | Yes |
| 646-708 | NWYRCYZN01 | 4036 | — | Yes |
| 646-709 | NWYRCYZN01 | 4036 | — | Yes |
| 646-710 | NWYRCYZN01 | 9104 | — | Yes |
| 646-711 | XXXXXXXXXX | MULT | — | — |
| 646-712 | NWYRCYZN01 | 4036 | 2004-10-15 | Yes |
| 646-713 | NWYRCYZN01 | 6622 | — | Yes |
| 646-714 | NWYRCYZN01 | 4036 | — | Yes |
| 646-715 | NWYRCYZN01 | 4036 | — | Yes |
| 646-716 | NWYRCYZN01 | 4036 | — | Yes |
| 646-717 | NWYRCYZN01 | 4036 | — | Yes |
| 646-718 | NWYRCYZN01 | 624H | 2023-07-05 | Yes |
| 646-719 | NWYRCYZN01 | 793K | — | Yes |
| 646-720 | NWYRCYZN01 | 7229 | 2002-04-08 | — |
| 646-721 | NWYRCYZN01 | 5562 | — | Yes |
| 646-722 | NWYRCYZN01 | 4006 | 2002-04-10 | Yes |
| 646-723 | NWYRCYZN01 | 829J | — | Yes |
| 646-724 | NWYRCYZN01 | 4036 | — | Yes |
| 646-725 | NWYRCYZN01 | 4036 | — | Yes |
| 646-726 | NWYRCYZN01 | 6622 | — | Yes |
| 646-727 | NWYRCYZN01 | 6622 | — | Yes |
| 646-728 | NWYRCYZN01 | 9104 | — | — |
| 646-729 | NWYRCYZN01 | 6622 | — | Yes |
| 646-730 | NWYRCYZN01 | 5562 | 2010-03-02 | Yes |
| 646-731 | NWYRCYZN01 | 4006 | — | Yes |
| 646-732 | NWYRCYZN01 | 6622 | — | — |
| 646-733 | NWYRCYZN01 | 9104 | — | Yes |
| 646-734 | NWYRCYZN01 | 6959 | — | — |
| 646-735 | NWYRCYZN01 | 9104 | — | Yes |
| 646-736 | NWYRCYZN01 | 4006 | 2004-12-16 | Yes |
| 646-737 | NWYRCYZN01 | 829J | 2009-06-24 | Yes |
| 646-738 | NWYRCYZN01 | 829J | 2011-09-20 | Yes |
| 646-739 | NWYRCYZN01 | 6622 | — | Yes |
| 646-740 | NWYRCYZN01 | 7126 | 2014-06-02 | Yes |
| 646-741 | NWYRCYZN01 | 997E | 2012-08-20 | Yes |
| 646-742 | NWYRCYZN01 | 9104 | — | Yes |
| 646-743 | NWYRCYZN01 | 9104 | 2008-12-22 | Yes |
| 646-744 | NWYRCYZN01 | 6622 | — | Yes |
| 646-745 | NWYRCYZN01 | 6959 | 2009-10-09 | Yes |
| 646-746 | NWYRCYZN01 | 7140 | — | Yes |
| 646-747 | NWYRCYZN01 | 9104 | 2005-01-10 | Yes |
| 646-748 | NWYRCYZN01 | 6622 | — | Yes |
| 646-749 | NWYRCYZN01 | 6622 | — | Yes |
| 646-750 | NWYRCYZN01 | 6622 | — | Yes |
| 646-751 | NWYRCYZN01 | 384C | 2012-08-17 | Yes |
| 646-752 | NWYRCYZN01 | 6622 | — | — |
| 646-753 | NWYRCYZN01 | 6959 | — | Yes |
| 646-754 | NWYRCYZN01 | 829J | 2009-09-16 | Yes |
| 646-755 | NWYRCYZN01 | 4006 | — | Yes |
| 646-756 | NWYRCYZN01 | 9104 | — | Yes |
| 646-757 | NWYRCYZN01 | 6959 | 2012-12-10 | Yes |
| 646-758 | NWYRCYZN01 | 7229 | — | — |
| 646-759 | NWYRCYZN01 | 4006 | 2014-04-10 | Yes |
| 646-760 | NWYRCYZN01 | 384C | 2014-03-10 | Yes |
| 646-761 | NWYRCYZN01 | 6959 | 2006-06-07 | Yes |
| 646-762 | NWYRCYZN01 | 4006 | 2013-06-07 | Yes |
| 646-763 | NWYRCYZN01 | 6959 | 2005-06-10 | Yes |
| 646-764 | NWYRCYZN01 | 6622 | — | Yes |
| 646-765 | NWYRCYZN01 | 6622 | — | Yes |
| 646-766 | NWYRCYZN01 | 7229 | 2013-08-22 | Yes |
| 646-767 | NWYRCYZN01 | 7229 | 2014-02-07 | Yes |
| 646-768 | NWYRCYZN01 | 508J | 2013-12-02 | Yes |
| 646-769 | NWYRCYZN01 | 9104 | — | Yes |
| 646-770 | NWYRCYZN01 | 997E | 2010-02-12 | Yes |
| 646-771 | NWYRCYZN01 | 6959 | 2012-09-24 | Yes |
| 646-772 | NWYRCYZN01 | 6622 | — | Yes |
| 646-773 | NWYRCYZN01 | 6622 | 2001-08-14 | Yes |
| 646-774 | NWYRCYZN01 | 829J | 2013-07-05 | Yes |
| 646-775 | NWYRCYZN01 | 6622 | — | Yes |
| 646-776 | NWYRCYZN01 | 7126 | 2012-06-18 | Yes |
| 646-777 | NWYRCYZN01 | 4006 | — | Yes |
| 646-778 | NWYRCYZN01 | 6622 | 2005-03-14 | Yes |
| 646-779 | NWYRCYZN01 | 4006 | 2014-07-29 | Yes |
| 646-780 | NWYRCYZN01 | 829J | 2014-03-03 | Yes |
| 646-781 | NWYRCYZN01 | 6622 | 2006-06-15 | Yes |
| 646-782 | NWYRCYZN01 | 7229 | 2013-10-08 | Yes |
| 646-783 | NWYRCYZN01 | 4006 | — | Yes |
| 646-784 | NWYRCYZN01 | 6959 | — | Yes |
| 646-785 | NWYRCYZN01 | 6622 | — | Yes |
| 646-786 | NWYRCYZN01 | 829J | 2002-01-23 | Yes |
| 646-787 | NWYRCYZN01 | 7229 | 2013-12-13 | Yes |
| 646-788 | NWYRCYZN01 | 8667 | — | — |
| 646-789 | NWYRCYZN01 | 4036 | — | Yes |
| 646-790 | NWYRCYZN01 | 829J | 2012-08-28 | Yes |
| 646-791 | NWYRCYZN01 | 551G | 2014-01-17 | Yes |
| 646-792 | NWYRCYZN01 | 7229 | — | Yes |
| 646-793 | NWYRCYZN01 | 6959 | 2014-01-17 | Yes |
| 646-794 | NWYRCYZN01 | 829J | — | Yes |
| 646-795 | NWYRCYZN01 | 829J | 2013-04-04 | Yes |
| 646-796 | NWYRCYZN01 | 6622 | — | Yes |
| 646-797 | NWYRCYZN01 | 9104 | — | Yes |
| 646-798 | NWYRCYZN01 | 4006 | 2014-04-17 | Yes |
| 646-799 | NWYRCYZN01 | 6959 | 2015-08-11 | 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.