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   2018-07-18   
530-236 2 CHICCA01XDX  073H TELNYX LLC 724   2021-02-27   
530-236 3 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-236 6 CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-08-01   
530-236 7 CHICCA01XCX  649C ONVOY, LLC - CA 724   2019-08-01   
530-236 8 CHICCA01XFX  624H ONVOY SPECTRUM, LLC 724   2023-12-16   
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   2009-02-23   
530-675 5 CHICCA01XCX  649C ONVOY, LLC - CA 724   2016-03-05   
530-675 6 CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2015-05-25   
530-675 8 CHICCA01XCX  649C ONVOY, LLC - CA 724   2020-03-02   
530-675 9 CHLNCA11RS0  9740 PACIFIC BELL 724      
530-705 A CHICCA01XUX  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 724      
530-705 5 CHICCA01XUX  388E CEBRIDGE TELECOM CA, LLC DBA SUDDENLINK COMMS - CA 724   2022-08-29   
530-772 A CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 0 CHICCA01XCX  649C ONVOY, LLC - CA 724   2017-04-28   
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   2017-06-09   
530-772 4   145J TERRA NOVA TELECOM INC. 724   2022-07-07   
530-772 5 CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-07-26   
530-772 6 CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-05-09   
530-772 7 CHICCACW9MD  516J TON80 COMMUNICATIONS, LLC 724   2022-04-11   
530-772 8 CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-772 9 CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-08-09   

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

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