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: 407

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-407 A Firebaugh CA   515J IP HORIZON LLC 728      
559-407 0 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-02-15   
559-407 1 Firebaugh CA   515J IP HORIZON LLC 728      
559-407 2 Firebaugh CA   515J IP HORIZON LLC 728      
559-407 3 Firebaugh CA   318J COMCAST IP PHONE, LLC 728   2014-05-17   
559-407 4 Firebaugh CA   515J IP HORIZON LLC 728   2022-10-20   
559-407 5 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2017-02-23   
559-407 6 Firebaugh CA   939H COMMIO, LLC 728   2024-01-21   
559-407 7 Firebaugh CA   515J IP HORIZON LLC 728   2022-10-20   
559-407 8 Firebaugh CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2011-12-04   
559-407 9 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2017-05-21   

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

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