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
530-552 5 Oroville CA CHICCA01XMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 724   2015-07-01   
530-552 6 Oroville CA CHICCA01XMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 724   2015-07-01   
530-552 7 Oroville CA CHICCA01RMD  6529 T-MOBILE USA, INC. 724   2015-05-02   
530-552 8 Oroville CA CHICCA01RMD  6529 T-MOBILE USA, INC. 724   2015-05-02   
530-552 9 Oroville CA CHICCA01RMD  6529 T-MOBILE USA, INC. 724   2015-01-26   
530-553 A North Tahoe: Brockway DA CA SCRMCA01X2Z  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      
530-553 0 North Tahoe: Brockway DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2013-11-28   
530-553 1 North Tahoe: Brockway DA CA SLKTCA100MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 726   2010-07-01   
530-553 2 North Tahoe: Brockway DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2013-11-28   
530-553 3 North Tahoe: Brockway DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2012-12-30   
530-553 4 North Tahoe: Brockway DA CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-23   
530-553 5 North Tahoe: Brockway DA CA SCRMCA01XQY  9262 UTILITY TELECOM GROUP, LLC - CA 726   2008-08-29   
530-553 6 North Tahoe: Brockway DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2010-07-22   
530-553 7 North Tahoe: Brockway DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2007-06-29   
530-553 8 North Tahoe: Brockway DA CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2014-07-18   
530-553 9 North Tahoe: Brockway DA CA SCRMCA01X2Z  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726      
530-554 A Davis CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
530-554 0 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2004-10-09   
530-554 1 Davis CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-03-04   
530-554 2 Davis CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-03-04   
530-554 3 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2007-05-29   
530-554 4 Davis CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
530-554 5 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2008-03-07   
530-554 6 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2008-07-28   
530-554 7 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2005-07-18   
530-554 8 Davis CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2005-07-18   
530-554 9 Davis CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2004-12-22   
530-556 A Shingle Springs CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726      
530-556 0 Shingle Springs CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2015-08-12   
530-556 1 Shingle Springs CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2016-03-31   
530-556 2 Shingle Springs CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726   2015-06-08   
530-556 3 Shingle Springs CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2016-03-31   
530-556 4 Shingle Springs CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2016-09-08   
530-556 5 Shingle Springs CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2018-03-19   
530-556 6 Shingle Springs CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2017-01-23   
530-556 7 Shingle Springs CA SCRMCA01XSZ  073H TELNYX LLC 726   2017-03-24   
530-556 8 Shingle Springs CA SCRMCA01DS3  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2016-09-22   
530-556 9 Shingle Springs CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2016-03-04   
530-557 A Nevada City CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
530-557 0 Nevada City CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2020-10-05   
530-557 1 Nevada City CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2018-11-16   
530-557 2 Nevada City CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2020-04-18   
530-557 3 Nevada City CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2019-09-08   
530-557 4 Nevada City CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2021-07-18   
530-557 5 Nevada City CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2017-11-06   
530-557 6 Nevada City CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2021-07-18   
530-557 7 Nevada City CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2019-09-05   
530-557 8 Nevada City CA SCRMCA01XSZ  073H TELNYX LLC 726   2017-03-24   
530-557 9 Nevada City CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2017-03-02   
530-558 A Shingle Springs CA WSCRCAKE1MD  5562 METROPCS, INC. 726      

<< 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: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.