Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 280

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-280 A Highland CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-280 0 Highland CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-09   
909-280 1 Highland CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-08-10   
909-280 2 Highland CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-30   
909-280 3 Highland CA   793K TWC IP ENABLED SERVICES, LLC 730   2011-03-14   
909-280 4 Highland CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-04-19   
909-280 5 Highland CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-09-01   
909-280 6 Highland CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2013-03-11   
909-280 7 Highland CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-02-08   
909-280 8 Highland CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-03-29   
909-280 9 Highland CA   793K TWC IP ENABLED SERVICES, LLC 730   2013-08-22   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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