Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 728

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-728 A Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-728 0 Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-728 1 Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-728 2 Rough Rock AZ STMCAZXEXMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 980   2020-04-13   
928-728 3 Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-728 4 Rough Rock AZ STMCAZXE7MD  073H TELNYX LLC 980   2022-08-01   
928-728 5 Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-728 8 Rough Rock AZ STMCAZXE6MD  6010 NEW CINGULAR WIRELESS PCS, LLC 980   2021-10-24   
928-728 9 Rough Rock AZ RHRKAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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