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
530-600 1 South Tahoe CA SLKTCA100MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 726   2008-12-25   
530-600 2 South Tahoe CA SLKTCA100MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 726   2011-04-04   
530-600 3 South Tahoe CA SLKTCA100MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 726   2012-09-23   
530-600 4 South Tahoe CA SLKTCA100MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 726   2015-05-30   
530-600 5 South Tahoe CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2016-03-28   
530-600 6 South Tahoe CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2016-03-28   
530-600 7 South Tahoe CA SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS, LLC 726   2014-04-08   
530-600 8 South Tahoe CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2021-07-19   
530-600 9 South Tahoe CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2021-05-30   
530-601 A Davis CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
530-601 0 Davis CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
530-601 1 Davis CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2007-06-22   
530-601 2 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2004-05-03   
530-601 3 Davis CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2011-10-24   
530-601 4 Davis CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2013-08-09   
530-601 5 Davis CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2005-04-28   
530-601 6 Davis CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2006-06-19   
530-601 7 Davis CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2011-02-04   
530-601 8 Davis CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2012-10-12   
530-601 9 Davis CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-08-28   
530-602 A Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2024-01-15   
530-602 0 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-602 1 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-602 2 Red Bluff CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2019-06-26   
530-602 3 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-08-08   
530-602 4 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-08-08   
530-602 5 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2017-04-28   
530-602 6 Red Bluff CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2017-07-24   
530-602 7 Red Bluff CA CHICCA01XFX  624H ONVOY SPECTRUM, LLC 724   2024-01-12   
530-602 8 Red Bluff CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-602 9 Red Bluff CA CHICCA01RMD  6529 T-MOBILE USA, INC. 724   2017-04-21   
530-603 A Bangor CA CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724      
530-603 0 Bangor CA CHICCA01XFX  624H ONVOY SPECTRUM, LLC 724   2023-12-17   
530-603 1 Bangor CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-02-23   
530-603 5 Bangor CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-03-11   
530-603 6 Bangor CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-03-11   
530-603 7 Bangor CA CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724   2007-02-02   
530-604 A Redding CA RDNGCAAMCM0  6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-605 A Redding CA ARSNCABS0MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 724      
530-605 0 Redding CA ARSNCABS0MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 724   2007-09-23   
530-605 1 Redding CA ARSNCABS0MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 724   2008-03-12   
530-605 2 Redding CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2008-05-19   
530-605 3 Redding CA ARSNCABS0MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 724   2008-07-25   
530-605 4 Redding CA ARSNCABS0MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 724   2009-08-31   
530-605 5 Redding CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2008-02-03   
530-605 6 Redding CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2008-02-03   
530-605 7 Redding CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2009-07-04   
530-605 8 Redding CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2008-11-20   
530-605 9 Redding CA CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2008-09-04   
530-606 A Truckee CA SCRMCA01Y0X  425J CSC WIRELESS, LLC 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: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.