Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 213 [Rate centres in NPA 213] [Dial plan for NPA 213]

NXX: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
213-957 A Los Angeles: DA 13 CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2025-06-02   
213-957 0 Los Angeles: DA 13 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 1 Los Angeles: DA 13 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 2 Los Angeles: DA 13 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 3 Los Angeles: DA 13 CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 6 Los Angeles: DA 13 CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2025-06-02   

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

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