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: 322

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-322 A Portola CA CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-322 0 Portola CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2010-06-12   
530-322 1 Portola CA   515J IP HORIZON LLC 724      
530-322 2 Portola CA   515J IP HORIZON LLC 724      
530-322 3 Portola CA   9262 UTILITY TELECOM GROUP, LLC - CA 724   2013-09-17   
530-322 4 Portola CA   649C ONVOY, LLC - CA 724   2016-03-05   
530-322 5 Portola CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-08-01   
530-322 6 Portola CA   073H TELNYX LLC 724   2018-06-27   
530-322 7 Portola CA   649C ONVOY, LLC - CA 724   2019-03-11   
530-322 8 Portola CA   649C ONVOY, LLC - CA 724   2017-04-28   
530-322 9 Portola CA   981E BANDWIDTH.COM CLEC, LLC - CA 724   2013-11-10   

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

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