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
530-444 8 Georgetown CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2013-12-02   
530-444 9 Georgetown CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2015-05-03   
530-445 A Grass Valley: Main DA CA SCRMCA01XXY  6906 AMERICAN MESSAGING SERVICES, LLC 726      
530-446 A Grass Valley: Main DA CA SCRMCA01XFZ  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 726      
530-446 0 Grass Valley: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2014-05-20   
530-446 1 Grass Valley: Main DA CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2014-10-09   
530-446 2 Grass Valley: Main DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2014-12-12   
530-446 3 Grass Valley: Main DA CA SCRMCA01XFZ  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 726   2014-04-07   
530-446 4 Grass Valley: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2014-09-11   
530-446 5 Grass Valley: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2014-11-25   
530-446 6 Grass Valley: Main DA CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726   2014-04-08   
530-446 7 Grass Valley: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2025-11-14   
530-446 8 Grass Valley: Main DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2014-12-12   
530-446 9 Grass Valley: Main DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2014-12-12   
530-447 A Alleghany CA SCRMCA01XEZ  516C AT&T CORP. 726      
530-447 0 Alleghany CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2015-09-20   
530-447 1 Alleghany CA SCRMCA01XSZ  073H TELNYX LLC 726   2018-12-08   
530-447 2 Alleghany CA SCRMCA0101Z  624H ONVOY SPECTRUM, LLC 726   2020-06-29   
530-447 3 Alleghany CA SCRMCA0101Z  624H ONVOY SPECTRUM, LLC 726   2020-06-29   
530-447 4 Alleghany CA SCRMCA0101Z  624H ONVOY SPECTRUM, LLC 726   2020-06-29   
530-447 7 Alleghany CA SCRMCA01XEZ  516C AT&T CORP. 726   2009-12-20   
530-447 8 Alleghany CA SCRMCA01XYZ  073H TELNYX LLC 726   2023-04-29   
530-447 9 Alleghany CA SCRMCA01DS3  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2016-09-14   
530-448 A North Tahoe: Tahoe City DA CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-448 0 North Tahoe: Tahoe City DA CA WSCRCAKE1MD  5562 METROPCS, INC. 726   2005-10-10   
530-448 1 North Tahoe: Tahoe City DA CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-448 2 North Tahoe: Tahoe City DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2008-04-30   
530-448 3 North Tahoe: Tahoe City DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
530-448 4 North Tahoe: Tahoe City DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2005-11-08   
530-448 5 North Tahoe: Tahoe City DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2025-03-17   
530-448 6 North Tahoe: Tahoe City DA CA WSCRCAKE1MD  5562 METROPCS, INC. 726      
530-448 7 North Tahoe: Tahoe City DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2013-10-11   
530-448 8 North Tahoe: Tahoe City DA CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-23   
530-448 9 North Tahoe: Tahoe City DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
530-449 A Oak Run CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-449 7 Oak Run CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2017-10-06   
530-449 9 Oak Run CA   145J TERRA NOVA TELECOM INC. 724   2025-05-15   
530-450 A Auburn: Main DA CA SCRMCA0106Z  145J TERRA NOVA TELECOM INC. 726      
530-450 0 Auburn: Main DA CA   145J TERRA NOVA TELECOM INC. 726   2019-05-24   
530-450 1 Auburn: Main DA CA SCRMCA01XSZ  073H TELNYX LLC 726   2019-10-10   
530-450 2 Auburn: Main DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2019-02-25   
530-450 3 Auburn: Main DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2019-02-25   
530-450 4 Auburn: Main DA CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2020-01-15   
530-450 5 Auburn: Main DA CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2018-02-19   
530-450 6 Auburn: Main DA CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2020-04-02   
530-450 7 Auburn: Main DA CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2018-12-16   
530-450 8 Auburn: Main DA CA SCRMCA0111Z  318J COMCAST IP PHONE, LLC 726   2020-08-11   
530-450 9 Auburn: Main DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2017-11-11   
530-451 A Smartsville CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-451 0 Smartsville CA SCRMCA01XSY  649C ONVOY, LLC - CA 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: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.