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: 535

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-535 A Alleghany CA SCRMCA01DS9  4129 O1 COMMUNICATIONS, INC. - CA 726      
530-535 1 Alleghany CA SCRMCA01DS9  4129 O1 COMMUNICATIONS, INC. - CA 726      
530-535 2 Alleghany CA SCRMCA01DS9  4129 O1 COMMUNICATIONS, INC. - CA 726      
530-535 3 Alleghany CA SCRMCA0112Z  506J TWILIO INTERNATIONAL INC 726   2021-04-12   
530-535 4 Alleghany CA SCRMCA01DS9  4129 O1 COMMUNICATIONS, INC. - CA 726      
530-535 6 Alleghany CA SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS LLC 726   2014-06-10   
530-535 7 Alleghany CA SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2013-03-28   
530-535 8 Alleghany CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2009-02-24   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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