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: OKLDTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-829 A Oakland TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-829 2 Oakland TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-829 5 Oakland TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

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

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