Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 545

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-545 A Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 0 Santa Monica: Santa Monica DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-03-04   
424-545 1 Santa Monica: Santa Monica DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-03-23   
424-545 2 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-04-27   
424-545 3 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-04-27   
424-545 4 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 5 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 6 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 7 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 8 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   
424-545 9 Santa Monica: Santa Monica DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-03-03   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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