Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Shonto, AZ

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
928-672 A SHNTAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 0   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 1   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 980   2020-04-13   
928-672 2   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 3   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 4   073H TELNYX LLC 980   2022-08-04   
928-672 5   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 6   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-672 8   6010 NEW CINGULAR WIRELESS PCS, LLC 980   2021-10-22   
928-672 9   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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