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: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-378 A Anderson CA ARSNCA11DS1  9740 PACIFIC BELL 724      
530-378 0 Anderson CA   9740 PACIFIC BELL 724      
530-378 1 Anderson CA   9740 PACIFIC BELL 724      
530-378 2 Anderson CA   9740 PACIFIC BELL 724      
530-378 3 Anderson CA   7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 724   2012-01-02   
530-378 4 Anderson CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-01-13   
530-378 5 Anderson CA   776C CHARTER FIBERLINK CA-CCO, LLC - CA 724   2007-09-23   
530-378 6 Anderson CA   9740 PACIFIC BELL 724      
530-378 7 Anderson CA   9740 PACIFIC BELL 724      
530-378 8 Anderson CA   9740 PACIFIC BELL 724      
530-378 9 Anderson CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2010-02-27   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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