Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 2319 FRONTIER CALIFORNIA INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
310-571 0 West Los Angeles CA   730      
310-571 1 West Los Angeles CA   730      
310-571 2 West Los Angeles CA   730      
310-571 3 West Los Angeles CA   730      
310-571 4 West Los Angeles CA   730      
310-571 6 West Los Angeles CA   730      
310-572 A Santa Monica: Mar Vista DA CA CLCYCAXG39K  730      
310-573 A Santa Monica: Santa Monica DA CA PCPLCAXF45K  730      
310-573 0 Santa Monica: Santa Monica DA CA   730      
310-573 1 Santa Monica: Santa Monica DA CA   730      
310-573 2 Santa Monica: Santa Monica DA CA   730      
310-573 3 Santa Monica: Santa Monica DA CA   730      
310-573 4 Santa Monica: Santa Monica DA CA   730      
310-573 5 Santa Monica: Santa Monica DA CA   730      
310-573 6 Santa Monica: Santa Monica DA CA   730      
310-573 7 Santa Monica: Santa Monica DA CA   730      
310-573 9 Santa Monica: Santa Monica DA CA   730      
310-574 A Santa Monica: Mar Vista DA CA PDRYCAXF82A  730      
310-574 0 Santa Monica: Mar Vista DA CA   730      
310-574 1 Santa Monica: Mar Vista DA CA   730      
310-574 3 Santa Monica: Mar Vista DA CA   730      
310-574 4 Santa Monica: Mar Vista DA CA   730      
310-574 6 Santa Monica: Mar Vista DA CA   730      
310-574 8 Santa Monica: Mar Vista DA CA   730      
310-574 9 Santa Monica: Mar Vista DA CA   730      
310-575 A West Los Angeles CA WLANCAXFDS1  730      
310-575 0 West Los Angeles CA   730      
310-575 1 West Los Angeles CA   730      
310-575 3 West Los Angeles CA   730      
310-575 4 West Los Angeles CA   730      
310-575 5 West Los Angeles CA   730      
310-575 6 West Los Angeles CA   730      
310-575 7 West Los Angeles CA   730      
310-575 8 West Los Angeles CA   730      
310-575 9 West Los Angeles CA   730      
310-576 A Santa Monica: Santa Monica DA CA SNMNCAXGDS0  730      
310-577 A Santa Monica: Mar Vista DA CA PDRYCAXF82A  730      
310-578 A Santa Monica: Mar Vista DA CA PDRYCAXF82A  730      
310-581 A Santa Monica: Santa Monica DA CA SNMNCAXJ31K  730      
310-582 A Santa Monica: Santa Monica DA CA WLANCAXH82J  730      
310-582 0 Santa Monica: Santa Monica DA CA   730      
310-582 1 Santa Monica: Santa Monica DA CA   730      
310-582 2 Santa Monica: Santa Monica DA CA   730      
310-582 3 Santa Monica: Santa Monica DA CA   730      
310-582 4 Santa Monica: Santa Monica DA CA   730      
310-582 6 Santa Monica: Santa Monica DA CA   730      
310-582 7 Santa Monica: Santa Monica DA CA   730      
310-582 8 Santa Monica: Santa Monica DA CA   730      
310-582 9 Santa Monica: Santa Monica DA CA   730      
310-584 A Santa Monica: Santa Monica DA CA WLANCAXHDS1  730      

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Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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