Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: GRPVTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
817-906 A Grapevine TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-949 A Grapevine EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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