All assignees
799 prefixes in 713 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 713-700 | — | — | ||
| 713-701 | HOUSTON | 9533 | — | Yes |
| 713-702 | HOUSTON | 6506 | — | — |
| 713-703 | HOUSTON | 6506 | — | — |
| 713-704 | HOUSTON | 9533 | — | — |
| 713-705 | HOUSTON | 6506 | — | — |
| 713-706 | HOUSTON | 9533 | — | — |
| 713-707 | HOUSTON | 6630 | — | — |
| 713-708 | HOUSTON | 6630 | — | — |
| 713-709 | HOUSTON | 6630 | — | — |
| 713-710 | HOUSTON | 6630 | — | — |
| 713-711 | XXXXXXXXXX | MULT | — | — |
| 713-712 | HOUSTON | 6630 | — | — |
| 713-713 | HOUSTON | 473F | 2023-01-06 | Yes |
| 713-714 | HOUSTON | 318J | 2011-05-27 | Yes |
| 713-715 | HOUSTON | 9533 | — | Yes |
| 713-716 | HOUSTON | 6630 | — | — |
| 713-717 | HOUSTON | 6630 | — | — |
| 713-718 | HOUSTON | 9533 | — | — |
| 713-719 | HOUSTON | 6630 | — | — |
| 713-720 | HOUSTON | 6630 | — | — |
| 713-721 | HOUSTON | 9533 | — | — |
| 713-722 | HOUSTON | 9533 | — | — |
| 713-723 | HOUSTON | 9533 | — | — |
| 713-724 | HOUSTON | 6506 | — | — |
| 713-725 | HOUSTON | 6506 | — | — |
| 713-726 | HOUSTON | 9533 | — | Yes |
| 713-728 | HOUSTON | 9533 | — | Yes |
| 713-729 | HOUSTON | 9533 | — | — |
| 713-730 | HOUSTON | 9533 | — | Yes |
| 713-731 | HOUSTON | 9533 | 2001-04-19 | Yes |
| 713-732 | HOUSTON | 9533 | 2001-04-19 | Yes |
| 713-733 | HOUSTON | 9533 | 2001-04-19 | — |
| 713-734 | HOUSTON | 9533 | 2001-04-19 | — |
| 713-735 | HOUSTON | 9533 | — | — |
| 713-736 | HOUSTON | 6630 | — | — |
| 713-737 | HOUSTON | 9533 | — | Yes |
| 713-738 | HOUSTON | 9533 | 2001-04-19 | — |
| 713-739 | HOUSTON | 9533 | — | Yes |
| 713-740 | HOUSTON | 9533 | — | — |
| 713-741 | HOUSTON | 9533 | — | — |
| 713-742 | HOUSTON | 9533 | — | Yes |
| 713-743 | HOUSTON | 9533 | — | — |
| 713-744 | HOUSTON | 9533 | — | — |
| 713-745 | HOUSTON | 9533 | — | — |
| 713-746 | HOUSTON | 9533 | — | — |
| 713-747 | HOUSTON | 9533 | — | — |
| 713-748 | HOUSTON | 9533 | — | Yes |
| 713-749 | HOUSTON | 9533 | — | — |
| 713-750 | HOUSTON | 9533 | — | Yes |
| 713-751 | HOUSTON | 9533 | — | Yes |
| 713-752 | HOUSTON | 9533 | — | — |
| 713-753 | HOUSTON | 9533 | — | — |
| 713-754 | HOUSTON | 9533 | — | Yes |
| 713-755 | HOUSTON | 9533 | — | — |
| 713-756 | HOUSTON | 9533 | — | — |
| 713-757 | HOUSTON | 9533 | — | Yes |
| 713-758 | HOUSTON | 9533 | — | Yes |
| 713-759 | HOUSTON | 9533 | — | — |
| 713-760 | HOUSTON | 6630 | — | — |
| 713-761 | HOUSTON | 6630 | — | — |
| 713-762 | HOUSTON | 6630 | — | — |
| 713-763 | HOUSTON | 6630 | — | — |
| 713-764 | HOUSTON | 6630 | — | — |
| 713-765 | HOUSTON | 6630 | — | — |
| 713-766 | HOUSTON | 508J | 2013-08-27 | Yes |
| 713-767 | HOUSTON | 9533 | — | — |
| 713-768 | HOUSTON | 6630 | — | — |
| 713-769 | SPRING | 624H | 2024-02-21 | Yes |
| 713-770 | HOUSTON | 9533 | — | Yes |
| 713-771 | HOUSTON | 9533 | — | — |
| 713-772 | HOUSTON | 9533 | — | — |
| 713-773 | HOUSTON | 9533 | — | — |
| 713-774 | HOUSTON | 9533 | — | — |
| 713-775 | HOUSTON | 6534 | 2001-05-08 | — |
| 713-776 | HOUSTON | 9533 | — | — |
| 713-777 | HOUSTON | 9533 | — | — |
| 713-778 | HOUSTON | 9533 | — | — |
| 713-779 | HOUSTON | 9533 | — | Yes |
| 713-780 | HOUSTON | 9533 | — | — |
| 713-781 | HOUSTON | 9533 | — | — |
| 713-782 | HOUSTON | 9533 | — | — |
| 713-783 | HOUSTON | 9533 | — | — |
| 713-784 | HOUSTON | 9533 | — | — |
| 713-785 | HOUSTON | 9533 | — | — |
| 713-786 | HOUSTON | 6630 | — | — |
| 713-787 | HOUSTON | 9533 | — | — |
| 713-788 | HOUSTON | 9533 | — | Yes |
| 713-789 | HOUSTON | 9533 | — | — |
| 713-790 | HOUSTON | 9533 | — | — |
| 713-791 | HOUSTON | 9533 | — | Yes |
| 713-792 | HOUSTON | 9533 | — | — |
| 713-793 | HOUSTON | 9533 | — | Yes |
| 713-794 | HOUSTON | 9533 | — | Yes |
| 713-795 | HOUSTON | 9533 | — | — |
| 713-796 | HOUSTON | 9533 | — | — |
| 713-797 | HOUSTON | 9533 | — | Yes |
| 713-798 | HOUSTON | 9533 | — | — |
| 713-799 | HOUSTON | 9533 | — | Yes |
| 713-800 | HOUSTON | 903C | — | — |
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.