Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 724

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-724 A Grapevine TX GRPVTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-724 0 Grapevine TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-724 1 Grapevine TX   5562 METROPCS, INC. 552   2016-12-27   
817-724 2 Grapevine TX   5562 METROPCS, INC. 552   2007-04-29   
817-724 3 Grapevine TX   5562 METROPCS, INC. 552   2006-09-05   
817-724 4 Grapevine TX   5562 METROPCS, INC. 552   2007-10-26   
817-724 5 Grapevine TX   5562 METROPCS, INC. 552   2007-10-26   
817-724 6 Grapevine TX   5562 METROPCS, INC. 552   2007-10-26   
817-724 7 Grapevine TX   5562 METROPCS, INC. 552   2006-09-05   
817-724 8 Grapevine TX   5562 METROPCS, INC. 552   2006-09-05   
817-724 9 Grapevine TX   5562 METROPCS, INC. 552   2007-04-29   

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

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