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: GANDAZXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
928-755 A Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 0 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 1 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 2 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 3 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 4 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 5 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-755 9 Ganado AZ 4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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