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: 772

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-772 A Challenge CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-772 0 Challenge CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2017-04-28   
530-772 1 Challenge CA   515J IP HORIZON LLC 724      
530-772 2 Challenge CA   515J IP HORIZON LLC 724      
530-772 3 Challenge CA CHICCA01XQX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 724   2017-06-09   
530-772 4 Challenge CA   145J TERRA NOVA TELECOM INC. 724   2022-07-07   
530-772 5 Challenge CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-07-26   
530-772 6 Challenge CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-05-09   
530-772 7 Challenge CA CHICCACW9MD  516J TON80 COMMUNICATIONS, LLC 724   2022-04-11   
530-772 8 Challenge CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-07-18   
530-772 9 Challenge CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2021-08-09   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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