Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Challenge, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
530-236 A CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-236 0 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-236 1 CHICCACW1MD  073H TELNYX LLC 724      
530-236 2 CHICCA01XDX  073H TELNYX LLC 724      
530-236 3 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-236 6 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-236 7 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-236 8 CHICCA01XFX  624H ONVOY SPECTRUM, LLC 724      
530-675 A CHLNCA11RS0  9740 PACIFIC BELL 724      
530-675 0 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-675 1 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-675 2 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-675 3 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-675 4 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-675 5 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-675 6 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-675 8 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-675 9 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-705 A CHICCA01XUX  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 724      
530-705 4   516C AT&T CORP. 724      
530-705 5 CHICCA01XUX  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 724      
530-772 A CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 0 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 1   515J IP HORIZON LLC 724      
530-772 2   515J IP HORIZON LLC 724      
530-772 3 CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724      
530-772 4   145J TERRA NOVA TELECOM INC. 724      
530-772 5 CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-772 6 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 7 CHICCACW9MD  516J TON80 COMMUNICATIONS, LLC 724      
530-772 8 CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 9 CHICCA01XCX  649C ONVOY, LLC - CA 724      

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

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