All assignees
800 prefixes in 530 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 530-700 | — | — | ||
| 530-701 | MARYSVILLE | 6006 | — | Yes |
| 530-702 | WOODLAND | 6529 | 2020-11-03 | Yes |
| 530-703 | OROVILLE | 6529 | 2020-12-16 | Yes |
| 530-704 | WOODLAND | 6529 | 2021-08-25 | Yes |
| 530-705 | CHALLENGE | 981E | 2022-06-29 | Yes |
| 530-706 | HAYFORK | 8826 | — | Yes |
| 530-707 | RED BLUFF | 114J | 2026-03-30 | Yes |
| 530-708 | ALTURAS | 6006 | 2004-11-24 | Yes |
| 530-709 | MARYSVILLE | 6010 | 2021-07-29 | Yes |
| 530-710 | REDDING | 649C | 2008-12-16 | Yes |
| 530-711 | XXXXXXXXXX | MULT | — | — |
| 530-712 | OROVILLE | 5562 | 2009-02-13 | Yes |
| 530-713 | MARYSVILLE | 6010 | — | — |
| 530-714 | COTTONWOOD | 649C | 2026-07-22 | Yes |
| 530-715 | CHICO | 981E | 2009-04-28 | Yes |
| 530-716 | OROVILLE | 6529 | 2022-02-10 | Yes |
| 530-717 | CHICO | 671J | 2009-06-18 | Yes |
| 530-718 | AUBN MAIN | 6006 | 2010-03-05 | Yes |
| 530-719 | PLVL SOUTH | 7145 | 2010-03-15 | Yes |
| 530-720 | CHICO | 6006 | 2010-07-06 | Yes |
| 530-721 | SOUTHTAHOE | 6006 | — | Yes |
| 530-722 | REDDING | 9740 | — | Yes |
| 530-723 | WOODLAND | 6006 | 2001-01-25 | Yes |
| 530-724 | DUNNIGAN | 9740 | — | Yes |
| 530-725 | SOUTHTAHOE | 7229 | — | Yes |
| 530-726 | — | — | ||
| 530-727 | RED BLUFF | 792K | — | Yes |
| 530-728 | GRVY SOUTH | 612K | 2014-02-11 | Yes |
| 530-729 | HORNBROOK | 8826 | — | Yes |
| 530-730 | BANGOR | 8826 | — | Yes |
| 530-731 | GRENADA | 8826 | — | Yes |
| 530-732 | GERBER | 8826 | — | Yes |
| 530-733 | GAZELLE | 981E | — | Yes |
| 530-734 | FRENCHGLCH | 8826 | — | Yes |
| 530-735 | KNIGHTSLDG | 4420 | — | Yes |
| 530-736 | RED BLUFF | 6010 | 2001-10-18 | Yes |
| 530-737 | RED BLUFF | 515J | — | Yes |
| 530-738 | ROBBINS | 4420 | — | Yes |
| 530-739 | WEAVERVL | 6261 | 2005-04-27 | Yes |
| 530-740 | MARYSVILLE | 9740 | — | Yes |
| 530-741 | MARYSVILLE | 9740 | — | — |
| 530-742 | MARYSVILLE | 9740 | — | Yes |
| 530-743 | MARYSVILLE | 9740 | — | — |
| 530-744 | ANDERSON | 6010 | 2015-09-08 | Yes |
| 530-745 | AUBN MAIN | 9740 | — | Yes |
| 530-746 | DAVIS | 981E | — | Yes |
| 530-747 | DAVIS | 9740 | — | Yes |
| 530-748 | PLVL WEST | 5562 | — | Yes |
| 530-749 | MARYSVILLE | 9740 | — | — |
| 530-750 | DAVIS | 9740 | — | Yes |
| 530-751 | MARYSVILLE | 9740 | — | Yes |
| 530-752 | DAVIS | 9740 | — | — |
| 530-753 | DAVIS | 9740 | — | — |
| 530-754 | DAVIS | 9740 | — | — |
| 530-755 | MARYSVILLE | 9740 | — | Yes |
| 530-756 | DAVIS | 9740 | — | — |
| 530-757 | DAVIS | 9740 | — | — |
| 530-758 | DAVIS | 9740 | — | — |
| 530-759 | DAVIS | 9740 | — | Yes |
| 530-760 | DAVIS | 671J | — | Yes |
| 530-761 | DAVIS | 7145 | — | Yes |
| 530-762 | PARADISE | 516C | 2011-07-28 | Yes |
| 530-763 | MARYSVILLE | 8826 | — | Yes |
| 530-764 | OROVILLE | 6529 | 2015-10-05 | Yes |
| 530-765 | RED BLUFF | 649C | 2024-03-11 | Yes |
| 530-766 | SCRM MAIN | 9740 | — | — |
| 530-767 | CHICO | 649C | 2017-04-06 | Yes |
| 530-768 | REDDING | 792K | 2014-06-30 | Yes |
| 530-769 | HOOPA | 939H | 2022-06-29 | Yes |
| 530-770 | MARYSVILLE | 981E | — | Yes |
| 530-771 | DAVIS | 649C | — | Yes |
| 530-772 | CHALLENGE | 649C | — | Yes |
| 530-773 | LOYALTON | 515J | — | Yes |
| 530-774 | CHICO | 321J | — | Yes |
| 530-775 | YREKA | 6529 | 2026-01-07 | Yes |
| 530-776 | ANDERSON | 515J | — | Yes |
| 530-777 | MARYSVILLE | 649C | — | Yes |
| 530-778 | LEWISTON | 9740 | — | Yes |
| 530-779 | MILLVILLE | 8826 | 2005-10-14 | Yes |
| 530-780 | REDDING | 6529 | 2021-08-31 | Yes |
| 530-781 | CHICO | 671J | 2005-08-17 | Yes |
| 530-782 | REDDING | 6529 | 2015-11-02 | Yes |
| 530-783 | PARADISE | 6010 | 2017-01-26 | Yes |
| 530-784 | WEAVERVL | 6010 | 2002-05-17 | Yes |
| 530-785 | AUBN MAIN | 6529 | 2021-08-23 | Yes |
| 530-786 | AUBN MAIN | 6529 | 2014-11-24 | Yes |
| 530-787 | ESPARTO | 9740 | — | Yes |
| 530-788 | MARYSVILLE | 9740 | — | Yes |
| 530-789 | MARYSVILLE | 965H | 2021-02-17 | Yes |
| 530-790 | MARYSVILLE | 9740 | — | Yes |
| 530-791 | ANDERSON | 671J | 2022-06-29 | Yes |
| 530-792 | DAVIS | 9740 | — | Yes |
| 530-793 | PASKENTA | 515J | — | Yes |
| 530-794 | WINTERS | 8826 | — | Yes |
| 530-795 | WINTERS | 9740 | — | Yes |
| 530-796 | GUINDA | 2315 | — | Yes |
| 530-797 | GRIDLEY | 8826 | 2005-07-12 | Yes |
| 530-798 | GRVY MAIN | 6529 | 2002-03-21 | Yes |
| 530-799 | MARYSVILLE | 965H | 2019-03-20 | 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.