Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-601 A Los Angeles: DA 12 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-601 0 Los Angeles: DA 12 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-18   
323-601 1 Los Angeles: DA 12 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-601 2 Los Angeles: DA 12 CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS LLC 730   2014-04-09   
323-601 3 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-30   
323-601 4 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-10-04   
323-601 5 Los Angeles: DA 12 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
323-601 6 Los Angeles: DA 12 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2018-08-25   
323-601 7 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2007-08-10   
323-601 8 Los Angeles: DA 12 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-01-10   
323-601 9 Los Angeles: DA 12 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2014-12-01   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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