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: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
738-999 A Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 0 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 4 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 5 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 7 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 8 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   
738-999 9 Los Angeles: DA 04 CA   252F WIDE VOICE, LLC - CA 730   2025-11-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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