All assignees
800 prefixes in 530 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 530-600 | SOUTHTAHOE | 792K | 2007-05-16 | Yes |
| 530-601 | DAVIS | 6010 | 2002-01-29 | Yes |
| 530-602 | RED BLUFF | 649C | — | Yes |
| 530-603 | BANGOR | 671J | 2006-12-14 | Yes |
| 530-604 | REDDING | 6010 | — | — |
| 530-605 | REDDING | 792K | 2007-07-30 | Yes |
| 530-606 | TRUCKEE | 425J | 2019-04-01 | Yes |
| 530-607 | WHEATLAND | 671J | 2018-10-19 | Yes |
| 530-608 | TRUCKEE | 6529 | 2019-02-19 | Yes |
| 530-609 | ALLEGHANY | 114J | 2018-02-23 | Yes |
| 530-610 | REDDING | 671J | 2022-05-26 | Yes |
| 530-611 | XXXXXXXXXX | MULT | — | — |
| 530-612 | RANCHOTHMA | 6010 | 2020-02-04 | Yes |
| 530-613 | AUBN MAIN | 6010 | — | Yes |
| 530-614 | SHINGLESPG | 6006 | 2020-07-21 | Yes |
| 530-615 | GRVY MAIN | 6529 | 2007-12-31 | Yes |
| 530-616 | QUINCY | 6006 | 2008-01-18 | Yes |
| 530-617 | LIVE OAK | 671J | 2008-01-29 | Yes |
| 530-618 | HOOPA | 981E | — | Yes |
| 530-619 | COLUSA | 394L | 2009-03-04 | Yes |
| 530-620 | PLVL SOUTH | 9740 | — | Yes |
| 530-621 | PLVL WEST | 9740 | — | — |
| 530-622 | PLVL WEST | 9740 | — | — |
| 530-623 | WEAVERVL | 4420 | — | — |
| 530-624 | CHICO | 5562 | — | Yes |
| 530-625 | HOOPA | 4420 | — | Yes |
| 530-626 | PLVL WEST | 9740 | — | — |
| 530-627 | ORLEANS | 4420 | — | Yes |
| 530-628 | HAYFORK | 4420 | — | Yes |
| 530-629 | WILLOW CRK | 4420 | — | Yes |
| 530-630 | CHICO | 939H | 2017-03-24 | Yes |
| 530-631 | WOODLAND | 6010 | 2015-10-05 | Yes |
| 530-632 | MARYSVILLE | 6006 | — | — |
| 530-633 | WHEATLAND | 9740 | — | Yes |
| 530-634 | MARYSVILLE | 9740 | — | — |
| 530-635 | MARYSVILLE | 6006 | — | Yes |
| 530-636 | CHICO | 981E | 2008-04-02 | Yes |
| 530-637 | CLFX WEMR | 4420 | — | Yes |
| 530-638 | REDDING | 6529 | 2006-06-21 | Yes |
| 530-639 | SMARTSVL | 9740 | — | Yes |
| 530-640 | ALTURAS | 6261 | — | Yes |
| 530-641 | WHEATLAND | 8826 | — | Yes |
| 530-642 | PLVL WEST | 9740 | — | Yes |
| 530-643 | YREKA | 6006 | 2008-04-19 | Yes |
| 530-644 | PLVL WEST | 9740 | — | — |
| 530-645 | MARYSVILLE | 8826 | — | Yes |
| 530-646 | REDDING | 515J | — | Yes |
| 530-647 | PLVL WEST | 9740 | — | Yes |
| 530-648 | GRVY MAIN | 981E | 2015-03-13 | Yes |
| 530-649 | LIVE OAK | 6006 | 2021-04-19 | Yes |
| 530-650 | WOODLAND | 671J | 2014-06-17 | Yes |
| 530-651 | PLVL WEST | 649C | — | Yes |
| 530-652 | GRVY SOUTH | 8826 | — | Yes |
| 530-653 | AUBN NORTH | 7145 | — | Yes |
| 530-654 | DUNNIGAN | 649C | — | Yes |
| 530-655 | NICOLAUS | 649C | — | Yes |
| 530-656 | NICOLAUS | 9740 | — | Yes |
| 530-657 | WEED | 734E | 2009-05-07 | Yes |
| 530-658 | ESPARTO | 8826 | — | Yes |
| 530-659 | SOUTHTAHOE | 9740 | — | Yes |
| 530-660 | NORTH YUBA | 649C | — | — |
| 530-661 | WOODLAND | 9740 | — | Yes |
| 530-662 | WOODLAND | 9740 | — | — |
| 530-663 | PLVL SOUTH | 6006 | — | Yes |
| 530-664 | NEWELL | 2311 | — | — |
| 530-665 | WOODLAND | 7145 | — | Yes |
| 530-666 | WOODLAND | 9740 | — | — |
| 530-667 | TULELAKE | 2311 | — | — |
| 530-668 | WOODLAND | 9740 | — | — |
| 530-669 | WOODLAND | 9740 | — | Yes |
| 530-670 | CORNING | 649C | 2019-05-03 | Yes |
| 530-671 | MARYSVILLE | 9740 | — | — |
| 530-672 | SHINGLESPG | 9740 | — | — |
| 530-673 | MARYSVILLE | 9740 | — | — |
| 530-674 | MARYSVILLE | 9740 | — | — |
| 530-675 | CHALLENGE | 9740 | — | Yes |
| 530-676 | SHINGLESPG | 9740 | — | — |
| 530-677 | SHINGLESPG | 9740 | — | — |
| 530-678 | DUNSMUIR | 8826 | — | Yes |
| 530-679 | BANGOR | 9740 | — | Yes |
| 530-680 | CHICO | 6010 | — | — |
| 530-681 | WOODLAND | 5562 | — | Yes |
| 530-682 | MARYSVILLE | 6529 | — | Yes |
| 530-683 | SHINGLESPG | 8826 | — | Yes |
| 530-684 | MONTAGUE | 8826 | — | Yes |
| 530-685 | WILLOWS | 8826 | — | Yes |
| 530-686 | HOMEWOOD | 981E | — | Yes |
| 530-687 | NEVADACITY | 649C | — | Yes |
| 530-688 | SHASTALAKE | 8826 | — | Yes |
| 530-689 | CORNING | 373F | — | — |
| 530-690 | RED BLUFF | 792K | — | Yes |
| 530-691 | REDDING | 6010 | 2014-10-17 | Yes |
| 530-692 | NORTH YUBA | 9740 | — | Yes |
| 530-693 | OROVILLE | 5562 | — | Yes |
| 530-694 | ALPINE | 863F | — | Yes |
| 530-695 | LIVE OAK | 9740 | — | Yes |
| 530-696 | MERIDIAN | 9740 | — | Yes |
| 530-697 | MT SHASTA | 073H | 2021-07-27 | Yes |
| 530-698 | SHINGLESPG | 649C | — | — |
| 530-699 | DUNNIGAN | 965H | 2020-06-01 | 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.