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: 738

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
738-738 A Los Angeles: DA 06 CA   114J EXIANT COMMUNICATIONS LLC 730   2026-04-24   
738-738 8 Los Angeles: DA 06 CA   114J EXIANT COMMUNICATIONS LLC 730   2026-04-24   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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