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.

Fresno, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
559-761 A FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-761 0 FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-761 1 FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-761 2 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 3 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 4 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 5 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 6 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 7 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 8 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-07-22   
559-761 9 FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2006-11-02   
559-771 A FRSNCA01XNY  9748 AMERICAN MESSAGING SERVICES, LLC 728      
559-774 A FRSNCA0110Z  490J DISH WIRELESS, LLC 728      
559-774 0 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2022-09-25   
559-774 1 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-06-30   
559-774 2 FRSNCA01XUZ  624H ONVOY SPECTRUM, LLC 728   2023-03-02   
559-774 3 FRSNCA01XUZ  624H ONVOY SPECTRUM, LLC 728   2023-03-02   
559-774 4 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-06-11   
559-774 5 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2023-06-11   
559-774 6 FRSNCA01XTY  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 728   2023-01-09   
559-774 7 FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2023-10-16   
559-774 8 FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2023-09-10   
559-774 9 FRSNCA0110Z  490J DISH WIRELESS, LLC 728   2022-02-20   
559-776 A FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-776 0 FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2005-04-04   
559-776 1 FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2005-04-04   
559-776 2 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 3 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 4 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 5 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 6 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 7 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-11-03   
559-776 8 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2006-01-10   
559-776 9 FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2005-04-04   
559-777 A FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-777 0 FRSOCAYM7MD  5562 METROPCS, INC. 728   2012-01-27   
559-777 1 FRSOCAYM7MD  5562 METROPCS, INC. 728   2012-01-27   
559-777 2 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2011-12-02   
559-777 3 FRSOCAYM7MD  5562 METROPCS, INC. 728   2013-07-29   
559-777 4 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2011-12-02   
559-777 5 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2011-12-02   
559-777 6 FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2012-01-15   
559-777 7 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2011-12-02   
559-777 8 FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2013-08-14   
559-777 9 FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2012-03-16   
559-778 A FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 0 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 1 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 2 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 3 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 4 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 5 FRSNCA01TMD  939H COMMIO, LLC 728   2024-02-25   
559-778 6 FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2024-04-08   
559-778 7 FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2024-04-08   
559-778 8 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2024-02-26   
559-778 9 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2024-02-26   
559-779 A FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-785 A FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728      
559-785 0 FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2014-12-21   
559-785 1 FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2014-12-21   
559-785 2 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-30   
559-785 3 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-30   
559-785 4 FRSNCA0112Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2014-12-27   
559-785 5 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2019-08-05   
559-785 6 FRSNCA01XVZ  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 728   2014-12-27   
559-785 7 FRSNCAQRAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2016-05-22   
559-785 8 FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728   2017-01-10   
559-785 9 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-790 A FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 0 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 1 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 2 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 3 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 4 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 5 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 6 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 7 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 8 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-790 9 FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-795 A FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-795 0 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 1 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 2 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 3 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 4 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 5 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2014-12-31   
559-795 6 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-12-19   
559-795 7 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-12-19   
559-795 8 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-12-18   
559-795 9 FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-12-18   
559-800 A FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-800 0 FRSOCAYM7MD  5562 METROPCS, INC. 728   2010-11-04   
559-800 1 FRSOCAYM7MD  5562 METROPCS, INC. 728   2010-11-04   
559-800 2 FRSOCAYM7MD  5562 METROPCS, INC. 728   2010-11-04   
559-800 3 FRSOCAYM7MD  5562 METROPCS, INC. 728   2010-11-04   
559-800 4 FRSOCAYM7MD  5562 METROPCS, INC. 728   2010-11-04   
559-800 5 FRSOCAYM7MD  5562 METROPCS, INC. 728   2011-03-03   
559-800 6 FRSOCAYM7MD  5562 METROPCS, INC. 728   2011-03-03   
559-800 7 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2010-03-15   
559-800 8 FRSNCA01XOY  649C ONVOY, LLC - CA 728   2010-03-15   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.