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: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-746 A Davis CA SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2025-02-16   
530-746 0 Davis CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2008-03-13   
530-746 1 Davis CA   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2014-04-26   
530-746 2 Davis CA   516C AT&T CORP. 726   2007-03-01   
530-746 3 Davis CA   7174 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 726   2009-06-05   
530-746 4 Davis CA   485E ASTOUND BROADBAND, LLC - CA 726   2009-05-10   
530-746 5 Davis CA   318J COMCAST IP PHONE, LLC 726   2015-10-12   
530-746 6 Davis CA   829J PAETEC ITEL, LLC 726   2011-11-16   
530-746 7 Davis CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2008-02-09   
530-746 8 Davis CA   981E BANDWIDTH.COM CLEC, LLC - CA 726   2009-01-13   
530-746 9 Davis CA   649C ONVOY, LLC - CA 726   2025-10-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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