Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 633

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-633 A Santa Monica: Santa Monica DA CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-633 0 Santa Monica: Santa Monica DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-06-18   
310-633 1 Santa Monica: Santa Monica DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-07-29   
310-633 2 Santa Monica: Santa Monica DA CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-633 3 Santa Monica: Santa Monica DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-02-05   
310-633 4 Santa Monica: Santa Monica DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-02-05   
310-633 5 Santa Monica: Santa Monica DA CA SNMNCAXPX2Z  624H ONVOY SPECTRUM, LLC 730   2022-04-12   
310-633 6 Santa Monica: Santa Monica DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2003-08-20   
310-633 7 Santa Monica: Santa Monica DA CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2003-08-20   
310-633 8 Santa Monica: Santa Monica DA CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2004-03-03   
310-633 9 Santa Monica: Santa Monica DA CA SNMNCAXPKMD  7421 AT&T - LOCAL 730      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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