Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-867 7 Woodland CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
530-867 8 Woodland CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2004-11-15   
530-867 9 Woodland CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2011-06-23   
530-868 A Biggs CA BGGSCA11RS0  9740 PACIFIC BELL 724      
530-868 0 Biggs CA   145J TERRA NOVA TELECOM INC. 724   2021-01-07   
530-868 1 Biggs CA BGGSCA11RS0  9740 PACIFIC BELL 724      
530-868 3 Biggs CA CHICCA78AMD  516C AT&T CORP. 724   2011-08-05   
530-868 4 Biggs CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-08-11   
530-868 5 Biggs CA BGGSCA11RS0  9740 PACIFIC BELL 724      
530-868 6 Biggs CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-02-23   
530-868 7 Biggs CA CHICCACWCM1  6010 NEW CINGULAR WIRELESS PCS, LLC 724   2011-10-24   
530-868 8 Biggs CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2018-10-19   
530-868 9 Biggs CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-05-09   
530-869 A Biggs CA CHICCA01XHX  318J COMCAST IP PHONE, LLC 724      
530-869 0 Biggs CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-869 1 Biggs CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2022-02-10   
530-869 2 Biggs CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-869 3 Biggs CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-869 5 Biggs CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-869 6 Biggs CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-03-11   
530-869 7 Biggs CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-03-11   
530-869 8 Biggs CA CHICCACW1MD  073H TELNYX LLC 724   2018-06-27   
530-869 9 Biggs CA CHICCA01XHX  318J COMCAST IP PHONE, LLC 724   2007-07-06   
530-870 A Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 0 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 1 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 2 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 3 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2005-01-02   
530-870 4 Marysville CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2008-07-27   
530-870 5 Marysville CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2008-07-27   
530-870 6 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 7 Marysville CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-870 8 Marysville CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726   2007-06-10   
530-870 9 Marysville CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2010-07-19   
530-871 A Oroville CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-871 0 Oroville CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-871 1 Oroville CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-871 2 Oroville CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-871 3 Oroville CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-871 4 Oroville CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-871 5 Oroville CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-871 6 Oroville CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-871 7 Oroville CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-871 8 Oroville CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724      
530-871 9 Oroville CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2011-06-23   
530-872 A Paradise CA PRDSCA11DS0  9740 PACIFIC BELL 724      
530-873 A Paradise CA PRDSCA12RS0  9740 PACIFIC BELL 724      
530-873 0 Paradise CA PRDSCA12RS0  9740 PACIFIC BELL 724      
530-873 1 Paradise CA PRDSCA12RS0  9740 PACIFIC BELL 724      
530-873 2 Paradise CA PRDSCA12RS0  9740 PACIFIC BELL 724      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.