Local Calling Guide

Area code/prefix search

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NPA: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-370 9 Three Rivers CA   649C ONVOY, LLC - CA 728   2021-07-22   
559-371 A Fresno CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-371 0 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-12-23   
559-371 1 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 2 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 3 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 4 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 5 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 6 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 7 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-22   
559-371 8 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-21   
559-371 9 Fresno CA   6529 T-MOBILE USA, INC. 728   2016-10-21   
559-372 A Visalia CA FRSNCA01XCZ  516C AT&T CORP. 728      
559-372 0 Visalia CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-04-30   
559-372 1 Visalia CA   649C ONVOY, LLC - CA 728   2010-03-07   
559-372 2 Visalia CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2011-06-13   
559-372 3 Visalia CA   649C ONVOY, LLC - CA 728   2008-05-31   
559-372 4 Visalia CA   649C ONVOY, LLC - CA 728   2008-05-31   
559-372 5 Visalia CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2014-07-15   
559-372 6 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2025-01-26   
559-372 7 Visalia CA   516C AT&T CORP. 728   2008-04-15   
559-372 8 Visalia CA   318J COMCAST IP PHONE, LLC 728   2013-08-11   
559-372 9 Visalia CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-10-01   
559-373 A Madera CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-373 0 Madera CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-05-03   
559-373 1 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-12   
559-373 2 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-12   
559-373 3 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-12   
559-373 4 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-12   
559-373 5 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-09   
559-373 6 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-09   
559-373 7 Madera CA   6529 T-MOBILE USA, INC. 728   2015-03-09   
559-373 8 Madera CA   6529 T-MOBILE USA, INC. 728   2015-02-20   
559-373 9 Madera CA   6529 T-MOBILE USA, INC. 728   2015-01-05   
559-374 A Fresno CA FRSNCA01DS5  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728      
559-374 0 Fresno CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2013-07-01   
559-374 1 Fresno CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2013-03-09   
559-374 2 Fresno CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2013-11-05   
559-374 3 Fresno CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2013-11-14   
559-374 4 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2013-12-20   
559-374 5 Fresno CA   516C AT&T CORP. 728   2013-11-05   
559-374 6 Fresno CA   516C AT&T CORP. 728   2014-06-14   
559-374 7 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-07-01   
559-374 8 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-06-14   
559-374 9 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-06-14   
559-375 A Fresno CA FRSNCA01XCZ  516C AT&T CORP. 728      
559-375 0 Fresno CA   6529 T-MOBILE USA, INC. 728   2005-09-01   
559-375 1 Fresno CA   516C AT&T CORP. 728   2005-05-21   
559-375 2 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-24   
559-375 3 Fresno CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-24   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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