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: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-428 A Riverdale CA FRSNCA01XYX  4129 O1 COMMUNICATIONS, INC. - CA 728      
559-428 0 Riverdale CA   515J IP HORIZON LLC 728      
559-428 1 Riverdale CA   515J IP HORIZON LLC 728      
559-428 2 Riverdale CA   515J IP HORIZON LLC 728      
559-428 3 Riverdale CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-08-29   
559-428 4 Riverdale CA FRSNCA01XMZ  073H TELNYX LLC 728   2018-07-10   
559-428 5 Riverdale CA FRSNCA01XCZ  516C AT&T CORP. 728   2010-10-26   
559-428 6 Riverdale CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728   2020-06-19   
559-428 7 Riverdale CA   515J IP HORIZON LLC 728   2022-10-20   
559-428 8 Riverdale CA FRSNCA01XOY  649C ONVOY, LLC - CA 728   2021-07-22   
559-428 9 Riverdale CA FRSNCA01XNY  981E BANDWIDTH.COM CLEC, LLC - CA 728   2012-12-28   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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