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.
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Switch: THRMCAXFRS5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
760-399 A Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 1 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 3 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 4 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 5 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 8 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      
760-399 9 Indio CA 2319 FRONTIER CALIFORNIA INC. 973      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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