Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-637 A Colfax: Weimar DA CA WEMRCAXFRS1  4420 FRONTIER CALIFORNIA INC. 726      
530-637 0 Colfax: Weimar DA CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-637 1 Colfax: Weimar DA CA WEMRCAXFRS1  4420 FRONTIER CALIFORNIA INC. 726      
530-637 2 Colfax: Weimar DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-637 3 Colfax: Weimar DA CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
530-637 4 Colfax: Weimar DA CA WEMRCAXFRS1  4420 FRONTIER CALIFORNIA INC. 726      
530-637 5 Colfax: Weimar DA CA WEMRCAXFRS1  4420 FRONTIER CALIFORNIA INC. 726      
530-637 6 Colfax: Weimar DA CA SCRMCA01XSY  649C ONVOY, LLC - CA 726      
530-637 7 Colfax: Weimar DA CA SCRMCA01XFZ  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 726      
530-637 8 Colfax: Weimar DA CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
530-637 9 Colfax: Weimar DA CA WEMRCAXFRS1  4420 FRONTIER CALIFORNIA INC. 726      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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