All assignees
800 prefixes in 720 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 720-700 | — | — | ||
| 720-701 | DENVER | 7378 | 2019-04-16 | Yes |
| 720-702 | KEENESBURG | 026D | 2020-03-27 | Yes |
| 720-703 | DENVER | 478J | 2020-06-19 | Yes |
| 720-704 | DENVER | 6529 | 2020-03-31 | Yes |
| 720-705 | DENVER | 6010 | 2014-10-02 | Yes |
| 720-706 | DENVER | 026D | 2020-07-13 | Yes |
| 720-707 | DENVER | 026D | 2014-11-21 | Yes |
| 720-708 | DENVER | 567G | 2011-08-12 | Yes |
| 720-709 | DENVER | 829J | 2014-08-21 | Yes |
| 720-710 | DENVER | 026D | 2016-09-07 | Yes |
| 720-711 | XXXXXXXXXX | MULT | — | — |
| 720-712 | FORTLUPTON | 078F | 2019-06-20 | Yes |
| 720-713 | LONGMONT | 026D | 2019-08-16 | Yes |
| 720-714 | LONGMONT | 026D | 2020-08-24 | Yes |
| 720-715 | DECKERS | 078F | 2019-02-08 | Yes |
| 720-716 | DENVER | 6118 | 2020-03-25 | Yes |
| 720-717 | DENVER | 6010 | 2015-03-03 | Yes |
| 720-718 | LONGMONT | 9636 | 2016-12-19 | Yes |
| 720-719 | DENVER | 078F | 2024-04-03 | Yes |
| 720-720 | DENVER | 6010 | 2024-09-03 | Yes |
| 720-721 | DENVER | 507J | — | Yes |
| 720-722 | DENVER | 508J | 2010-05-21 | Yes |
| 720-723 | DENVER | 3467 | 2013-02-04 | Yes |
| 720-724 | DENVER | 3467 | 2013-04-02 | Yes |
| 720-725 | DENVER | 6529 | 2015-06-10 | Yes |
| 720-726 | DENVER | 318J | 2013-10-29 | Yes |
| 720-727 | LONGMONT | 078F | 2018-06-12 | Yes |
| 720-728 | DENVER | 4574 | 2015-12-16 | Yes |
| 720-729 | KEENESBURG | 078F | 2012-03-02 | Yes |
| 720-730 | DENVER | 026D | 2018-09-20 | Yes |
| 720-731 | LONGMONT | 6118 | 2019-01-04 | Yes |
| 720-732 | DENVER | 6529 | — | Yes |
| 720-733 | DENVER | 9636 | — | — |
| 720-734 | DENVER | 026D | 2020-05-11 | Yes |
| 720-735 | KEENESBURG | 026D | 2014-10-28 | Yes |
| 720-736 | DENVER | 026D | 2021-01-21 | Yes |
| 720-737 | DENVER | 6567 | 2012-12-13 | Yes |
| 720-738 | DENVER | 026D | 2019-04-29 | Yes |
| 720-739 | DENVER | 078F | 2014-04-29 | Yes |
| 720-740 | DECKERS | 321J | 2019-08-29 | Yes |
| 720-741 | GEORGETOWN | 026D | 2020-08-19 | Yes |
| 720-742 | DENVER | 6529 | 2020-09-11 | Yes |
| 720-743 | LONGMONT | 078F | 2020-09-21 | Yes |
| 720-744 | DENVER | 9636 | — | Yes |
| 720-745 | LONGMONT | 6118 | 2015-04-17 | Yes |
| 720-746 | DENVER | 9636 | — | Yes |
| 720-747 | DENVER | 9636 | — | — |
| 720-748 | DENVER | 9636 | — | — |
| 720-749 | DENVER | 278F | 2015-09-25 | Yes |
| 720-750 | DENVER | 6529 | 2019-01-28 | Yes |
| 720-751 | DENVER | 6529 | 2020-01-09 | Yes |
| 720-752 | DENVER | 6118 | 2020-08-17 | Yes |
| 720-753 | FORTLUPTON | 6010 | 2015-12-01 | Yes |
| 720-754 | DENVER | 4574 | 2010-03-30 | Yes |
| 720-755 | DENVER | 6529 | 2015-09-01 | Yes |
| 720-756 | DENVER | 6529 | 2020-11-24 | Yes |
| 720-757 | DENVER | 6529 | 2014-09-30 | Yes |
| 720-758 | DENVER | 508J | 2016-12-20 | Yes |
| 720-759 | LONGMONT | 078F | 2016-08-10 | Yes |
| 720-760 | DENVER | 506J | 2020-10-15 | Yes |
| 720-761 | DENVER | 6529 | — | Yes |
| 720-762 | DENVER | 6567 | 2019-07-18 | Yes |
| 720-763 | DENVER | 6010 | 2009-11-05 | Yes |
| 720-764 | HUDSON | 026D | 2020-10-23 | Yes |
| 720-765 | DENVER | 6567 | 2017-09-29 | Yes |
| 720-766 | DENVER | 965H | 2019-01-25 | Yes |
| 720-767 | DENVER | 6529 | 2014-07-14 | Yes |
| 720-768 | DENVER | 022H | 2017-11-14 | Yes |
| 720-769 | DENVER | 197D | 2020-09-03 | Yes |
| 720-770 | DECKERS | 078F | 2014-09-30 | Yes |
| 720-771 | DENVER | 6529 | — | — |
| 720-772 | DENVER | 3467 | 2014-10-15 | Yes |
| 720-773 | DENVER | 7229 | 2015-02-09 | Yes |
| 720-774 | DENVER | 6010 | 2015-06-04 | Yes |
| 720-775 | DENVER | 6010 | 2009-10-14 | Yes |
| 720-776 | DECKERS | 278F | 2019-02-14 | Yes |
| 720-777 | DENVER | 9636 | 2006-02-09 | Yes |
| 720-778 | DENVER | 078F | 2014-09-30 | Yes |
| 720-779 | DENVER | 078F | 2019-06-12 | Yes |
| 720-780 | DENVER | 026D | 2019-12-16 | Yes |
| 720-781 | LONGMONT | 6529 | 2020-11-24 | Yes |
| 720-782 | HUDSON | 7421 | 2019-07-02 | Yes |
| 720-783 | DENVER | 026D | 2022-11-16 | Yes |
| 720-784 | GEORGETOWN | 026D | 2020-12-31 | Yes |
| 720-785 | DENVER | 7378 | — | Yes |
| 720-786 | DENVER | 6529 | 2022-08-12 | Yes |
| 720-787 | DENVER | 5562 | 2016-08-23 | Yes |
| 720-788 | DENVER | 6567 | 2017-01-06 | Yes |
| 720-789 | DENVER | 6118 | 2011-08-05 | Yes |
| 720-790 | ALLNSPKLYN | 026D | 2020-08-18 | Yes |
| 720-791 | GEORGETOWN | 073H | 2017-03-16 | Yes |
| 720-792 | DENVER | 026D | 2020-11-09 | Yes |
| 720-793 | DENVER | 6567 | 2018-11-13 | Yes |
| 720-794 | ALLNSPKLYN | 026D | — | Yes |
| 720-795 | DENVER | 508J | 2017-06-21 | Yes |
| 720-796 | GEORGETOWN | 478J | 2020-12-11 | Yes |
| 720-797 | KEENESBURG | 078F | 2019-05-22 | Yes |
| 720-798 | DENVER | 078F | 2020-04-21 | Yes |
| 720-799 | DENVER | 026D | 2015-03-13 | 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.