All assignees
800 prefixes in 813 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 813-600 | TAMPACEN | 3840 | 2004-01-06 | Yes |
| 813-601 | TAMPA | 6502 | — | — |
| 813-602 | ZEPHYRHILS | 982E | — | Yes |
| 813-603 | TAMPAEST | 7448 | 2014-03-31 | Yes |
| 813-604 | TAMPACEN | 7448 | — | — |
| 813-605 | TAMPACEN | 937C | 2014-06-02 | Yes |
| 813-606 | TAMPACEN | 6701 | 2013-10-01 | Yes |
| 813-607 | TAMPANTH | 6701 | 2014-11-26 | Yes |
| 813-608 | PLANT CITY | 5562 | 2020-12-11 | Yes |
| 813-609 | TAMPACEN | 305H | 2014-03-03 | Yes |
| 813-610 | TAMPA | 6502 | — | — |
| 813-611 | XXXXXXXXXX | MULT | — | — |
| 813-612 | TAMPACEN | 0328 | — | — |
| 813-613 | TAMPA | 6502 | — | Yes |
| 813-614 | TAMPACEN | 6502 | — | Yes |
| 813-615 | TAMPACEN | 0328 | — | — |
| 813-616 | TAMPAWST | 6701 | 2013-12-09 | Yes |
| 813-617 | TAMPACEN | 7448 | — | Yes |
| 813-618 | TAMPANTH | 6502 | — | Yes |
| 813-619 | TAMPACEN | 6701 | 2015-08-18 | Yes |
| 813-620 | TAMPACEN | 0328 | — | — |
| 813-621 | TAMPACEN | 0328 | — | — |
| 813-622 | TAMPACEN | 0328 | — | — |
| 813-623 | TAMPACEN | 0328 | — | — |
| 813-624 | TAMPA | 6502 | — | — |
| 813-625 | TAMPA | 6502 | — | — |
| 813-626 | TAMPACEN | 0328 | — | — |
| 813-627 | TAMPACEN | 0328 | — | — |
| 813-628 | TAMPACEN | 0328 | — | — |
| 813-629 | TAMPA | 6502 | — | — |
| 813-630 | TAMPACEN | 0328 | — | — |
| 813-631 | TAMPACEN | 0328 | — | — |
| 813-632 | TAMPACEN | 0328 | — | — |
| 813-633 | TAMPASTH | 0328 | — | — |
| 813-634 | TAMPASTH | 0328 | — | — |
| 813-635 | TAMPACEN | 0328 | — | Yes |
| 813-636 | TAMPACEN | 0328 | — | Yes |
| 813-637 | TAMPACEN | 0328 | — | Yes |
| 813-638 | TAMPACEN | 6701 | — | Yes |
| 813-639 | TAMPACEN | 0328 | — | Yes |
| 813-640 | ZEPHYRHILS | 982E | 2019-05-09 | Yes |
| 813-641 | TAMPASTH | 0328 | — | Yes |
| 813-642 | TAMPASTH | 0328 | — | Yes |
| 813-643 | TAMPAEST | 0328 | — | — |
| 813-644 | TAMPACEN | 045L | 2010-06-22 | Yes |
| 813-645 | TAMPASTH | 0328 | — | — |
| 813-646 | ZEPHYRHILS | 321J | — | Yes |
| 813-647 | TAMPACEN | 6701 | 2020-08-28 | Yes |
| 813-648 | TAMPAEST | 6701 | 2020-08-28 | Yes |
| 813-649 | TAMPASTH | 0328 | — | Yes |
| 813-650 | PLANT CITY | 0328 | — | Yes |
| 813-651 | TAMPAEST | 0328 | — | Yes |
| 813-652 | PLANT CITY | 937C | 2018-02-20 | Yes |
| 813-653 | TAMPAEST | 0328 | — | — |
| 813-654 | TAMPAEST | 0328 | — | — |
| 813-655 | TAMPAEST | 0328 | — | — |
| 813-656 | TAMPACEN | 624H | 2023-12-07 | Yes |
| 813-657 | TAMPAEST | 0328 | — | — |
| 813-658 | TAMPASTH | 829J | — | Yes |
| 813-659 | PLANT CITY | 0328 | — | Yes |
| 813-660 | TAMPACEN | 7448 | — | Yes |
| 813-661 | TAMPAEST | 0328 | — | — |
| 813-662 | TAMPAEST | 0328 | — | Yes |
| 813-663 | TAMPACEN | 0328 | — | — |
| 813-664 | TAMPACEN | 0328 | — | — |
| 813-665 | ZEPHYRHILS | 158H | 2018-10-26 | Yes |
| 813-666 | TAMPACEN | 982E | — | Yes |
| 813-667 | TAMPACEN | 594D | 2009-02-09 | Yes |
| 813-668 | PLANT CITY | 6214 | 2021-02-26 | Yes |
| 813-669 | TAMPAEST | 965H | 2020-07-16 | Yes |
| 813-670 | ZEPHYRHILS | 937C | — | Yes |
| 813-671 | TAMPACEN | 0328 | — | — |
| 813-672 | TAMPACEN | 0328 | — | — |
| 813-673 | TAMPACEN | 0328 | — | — |
| 813-674 | TAMPACEN | 0328 | — | — |
| 813-675 | TAMPA | 7448 | — | Yes |
| 813-676 | TAMPACEN | 7635 | — | — |
| 813-677 | TAMPACEN | 0328 | — | — |
| 813-678 | TAMPACEN | 965H | 2019-06-04 | Yes |
| 813-679 | TAMPA | 6701 | — | — |
| 813-680 | ZEPHYRHILS | 982E | 2020-04-28 | Yes |
| 813-681 | TAMPAEST | 0328 | — | — |
| 813-682 | TAMPACEN | 6214 | 2015-05-29 | Yes |
| 813-683 | TAMPACEN | 321J | 2018-11-07 | Yes |
| 813-684 | TAMPAEST | 0328 | — | — |
| 813-685 | TAMPAEST | 0328 | — | — |
| 813-686 | TAMPASTH | 982E | 2020-09-10 | Yes |
| 813-687 | TAMPAWST | 982E | 2020-09-11 | Yes |
| 813-688 | TAMPAEST | 158H | 2018-10-26 | Yes |
| 813-689 | TAMPAEST | 0328 | — | — |
| 813-690 | TAMPA | 6502 | — | — |
| 813-691 | TAMPA | 829J | — | — |
| 813-692 | TAMPACEN | 197D | 2020-09-15 | Yes |
| 813-693 | TAMPANTH | 0328 | 2013-07-03 | Yes |
| 813-694 | TAMPA | 6502 | — | Yes |
| 813-695 | TAMPA | 6502 | — | — |
| 813-696 | ZEPHYRHILS | 6214 | 2017-02-21 | Yes |
| 813-697 | TAMPACEN | 996H | 2020-09-30 | Yes |
| 813-698 | TAMPACEN | 515J | 2020-09-04 | Yes |
| 813-699 | TAMPAEST | 829J | — | 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.