Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 738 [Rate centres in NPA 738] [Dial plan for NPA 738]

NXX: 204

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
738-204 A Los Angeles: DA 08 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2026-08-17   
738-204 0 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730   2026-08-17   
738-204 1 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730   2026-08-30   
738-204 2 Los Angeles: DA 08 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-11-01   
738-204 3 Los Angeles: DA 08 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-11-01   
738-204 4 Los Angeles: DA 08 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-11-01   
738-204 5 Los Angeles: DA 08 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-11-01   
738-204 6 Los Angeles: DA 08 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2026-09-21   
738-204 7 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730   2026-09-12   
738-204 8 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730   2026-08-30   
738-204 9 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730   2026-08-30   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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