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: 238

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-238 A Shasta Lake CA SHLKCA01RS1  9740 PACIFIC BELL 724      
530-238 0 Shasta Lake CA RDNGCAAMCM0  6010 NEW CINGULAR WIRELESS PCS, LLC 724   2015-06-30   
530-238 1 Shasta Lake CA SHLKCA01RS1  9740 PACIFIC BELL 724      
530-238 2 Shasta Lake CA SHLKCA01RS1  9740 PACIFIC BELL 724      
530-238 3 Shasta Lake CA CHICCA01XCX  649C ONVOY, LLC - CA 724   2016-03-05   
530-238 4 Shasta Lake CA RDNGCA025MD  9262 UTILITY TELECOM GROUP, LLC - CA 724   2016-04-01   
530-238 5 Shasta Lake CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-02-23   
530-238 6 Shasta Lake CA CHICCACW1MD  073H TELNYX LLC 724   2018-06-27   
530-238 7 Shasta Lake CA RDNGCAAMCM0  6010 NEW CINGULAR WIRELESS PCS, LLC 724   2008-03-15   
530-238 8 Shasta Lake CA SHLKCA01RS1  9740 PACIFIC BELL 724      
530-238 9 Shasta Lake CA SHLKCA01RS1  9740 PACIFIC BELL 724      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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