All assignees
800 prefixes in 561 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 561-600 | BOYNTONBCH | 982E | 2010-12-28 | Yes |
| 561-601 | WPALMBEACH | 6214 | — | — |
| 561-602 | WPALMBEACH | 6214 | — | — |
| 561-603 | WPALMBEACH | 6214 | — | — |
| 561-604 | WPALMBEACH | 6630 | — | — |
| 561-605 | BOCA RATON | 515J | 2025-04-25 | Yes |
| 561-606 | DELRAY BCH | 515J | 2025-04-25 | Yes |
| 561-607 | BOCA RATON | 6502 | 2021-05-04 | Yes |
| 561-608 | BOCA RATON | 732J | 2023-02-17 | Yes |
| 561-609 | BOCA RATON | 318J | 2014-09-30 | Yes |
| 561-610 | WPALMBEACH | 6630 | — | — |
| 561-611 | XXXXXXXXXX | MULT | — | — |
| 561-612 | WPALMBEACH | 4802 | 2014-09-30 | Yes |
| 561-613 | BOCA RATON | 829J | — | Yes |
| 561-614 | WPALMBEACH | 8664 | 2014-12-04 | Yes |
| 561-615 | WPALMBEACH | 9417 | — | Yes |
| 561-616 | WPALMBEACH | 9417 | — | — |
| 561-617 | BOCA RATON | 6502 | 2015-08-19 | Yes |
| 561-618 | WPALMBEACH | 8664 | 2015-08-26 | Yes |
| 561-619 | WPALMBEACH | 318J | 2015-08-26 | Yes |
| 561-620 | BOCA RATON | 9417 | — | — |
| 561-621 | WPALMBEACH | 624H | 2020-04-30 | Yes |
| 561-622 | WPALMBEACH | 9417 | — | — |
| 561-623 | WPALMBEACH | 4802 | 2005-12-12 | Yes |
| 561-624 | WPALMBEACH | 9417 | — | — |
| 561-625 | WPALMBEACH | 9417 | — | — |
| 561-626 | WPALMBEACH | 9417 | — | — |
| 561-627 | WPALMBEACH | 9417 | — | — |
| 561-628 | WPALMBEACH | 6889 | — | Yes |
| 561-629 | WPALMBEACH | 6502 | — | Yes |
| 561-630 | WPALMBEACH | 9417 | — | — |
| 561-631 | WPALMBEACH | 6502 | 2016-01-19 | Yes |
| 561-632 | WPALMBEACH | 6502 | — | — |
| 561-633 | WPALMBEACH | 6889 | 2005-06-22 | Yes |
| 561-634 | BOYNTONBCH | 6214 | 2001-10-22 | Yes |
| 561-635 | WPALMBEACH | 6214 | — | — |
| 561-636 | BOCA RATON | 9748 | — | — |
| 561-637 | DELRAY BCH | 9417 | — | — |
| 561-638 | DELRAY BCH | 9417 | — | — |
| 561-639 | DELRAY BCH | 481F | 2019-03-19 | Yes |
| 561-640 | WPALMBEACH | 9417 | — | — |
| 561-641 | WPALMBEACH | 9417 | — | — |
| 561-642 | WPALMBEACH | 9417 | — | — |
| 561-643 | BOCA RATON | 6502 | 2021-03-05 | Yes |
| 561-644 | WPALMBEACH | 6889 | 2002-02-25 | Yes |
| 561-645 | PAHOKEE | 073H | 2021-03-08 | Yes |
| 561-646 | WPALMBEACH | 6502 | 2021-03-17 | Yes |
| 561-647 | BOCA RATON | 6502 | 2021-03-23 | Yes |
| 561-648 | BOCA RATON | 6502 | 2021-03-30 | Yes |
| 561-649 | WPALMBEACH | 9417 | — | — |
| 561-650 | WPALMBEACH | 9417 | — | Yes |
| 561-651 | WPALMBEACH | 9417 | — | Yes |
| 561-652 | BOCA RATON | 937C | 2025-08-12 | Yes |
| 561-653 | WPALMBEACH | 9417 | — | Yes |
| 561-654 | DELRAY BCH | 5562 | — | Yes |
| 561-655 | WPALMBEACH | 9417 | — | — |
| 561-656 | WPALMBEACH | 829J | — | Yes |
| 561-657 | WPALMBEACH | 6502 | 2016-05-25 | Yes |
| 561-658 | JUPITER | 8664 | 2003-09-05 | Yes |
| 561-659 | WPALMBEACH | 9417 | — | — |
| 561-660 | WPALMBEACH | 6502 | 2015-10-15 | Yes |
| 561-661 | BOCA RATON | 365J | 2019-11-05 | — |
| 561-662 | WPALMBEACH | 6889 | — | Yes |
| 561-663 | BOCA RATON | 6502 | 2021-04-07 | Yes |
| 561-664 | DELRAY BCH | 6889 | 2021-04-07 | Yes |
| 561-665 | DELRAY BCH | 6214 | 2001-03-23 | Yes |
| 561-666 | DELRAY BCH | 5562 | 2002-04-23 | Yes |
| 561-667 | WPALMBEACH | 5562 | 2002-04-23 | — |
| 561-668 | DELRAY BCH | 965H | 2021-01-21 | Yes |
| 561-669 | BOCA RATON | 6502 | 2021-04-19 | Yes |
| 561-670 | WPALMBEACH | 5562 | — | Yes |
| 561-671 | WPALMBEACH | 9417 | — | Yes |
| 561-672 | BOCA RATON | 9417 | — | Yes |
| 561-673 | BELLEGLADE | 5562 | 2021-04-15 | Yes |
| 561-674 | BOCA RATON | 829J | — | Yes |
| 561-675 | WPALMBEACH | 6889 | 2017-03-24 | Yes |
| 561-676 | WPALMBEACH | 6502 | 2002-08-21 | — |
| 561-677 | JUPITER | 965H | 2019-06-03 | Yes |
| 561-678 | BOYNTONBCH | 965H | 2019-06-03 | Yes |
| 561-679 | WPALMBEACH | 6889 | 2021-05-07 | Yes |
| 561-680 | BOCA RATON | 197D | 2021-06-09 | Yes |
| 561-681 | WPALMBEACH | 9417 | — | Yes |
| 561-682 | WPALMBEACH | 9417 | — | — |
| 561-683 | WPALMBEACH | 9417 | — | — |
| 561-684 | WPALMBEACH | 9417 | — | — |
| 561-685 | WPALMBEACH | 6214 | — | — |
| 561-686 | WPALMBEACH | 9417 | — | — |
| 561-687 | WPALMBEACH | 9417 | — | — |
| 561-688 | WPALMBEACH | 9417 | — | — |
| 561-689 | WPALMBEACH | 9417 | — | — |
| 561-690 | BOCA RATON | 6502 | 2021-07-21 | Yes |
| 561-691 | WPALMBEACH | 9417 | — | — |
| 561-692 | BELLEGLADE | 6502 | 2006-02-15 | Yes |
| 561-693 | WPALMBEACH | 6214 | 2001-07-24 | Yes |
| 561-694 | WPALMBEACH | 9417 | — | — |
| 561-695 | DELRAY BCH | 632K | 2021-07-30 | Yes |
| 561-696 | BOCA RATON | 6502 | 2021-08-10 | Yes |
| 561-697 | WPALMBEACH | 9417 | — | — |
| 561-698 | WPALMBEACH | 6889 | 2021-08-13 | Yes |
| 561-699 | DELRAY BCH | 6214 | — | — |
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.