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: HLVLTXXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-660 A Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-660 0 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-660 2 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-660 3 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 A Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 1 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 2 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 3 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 4 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-668 5 Hallsville TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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