Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

NXX: 657

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-657 A Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-657 0 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-657 1 Firebaugh CA FRSNCA01TMD  939H COMMIO, LLC 728   2023-08-19   
559-657 2 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-657 3 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-657 4 Firebaugh CA FRSNCA01XXZ  145J TERRA NOVA TELECOM INC. 728   2024-09-14   
559-657 5 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2016-03-23   
559-657 6 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2016-03-23   
559-657 8 Firebaugh CA FRSNCA01XJY  9262 UTILITY TELECOM GROUP, LLC - CA 728   2008-04-16   
559-657 9 Firebaugh CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2021-07-22   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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