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: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-230 A Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 0 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 1 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 2 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 3 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 4 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 5 Santa Monica: Santa Monica DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-09-18   
310-230 6 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 7 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 8 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      
310-230 9 Santa Monica: Santa Monica DA CA PCPLCAXF45K  2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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