Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DLLSTXAL9MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-498 A Dallas TX 597F VOIP INNOVATIONS, LLC 552      
469-498 0 Dallas TX 597F VOIP INNOVATIONS, LLC 552   2018-09-28   
469-598 A Frisco TX 597F VOIP INNOVATIONS, LLC 552      
469-598 1 Frisco TX 597F VOIP INNOVATIONS, LLC 552   2019-03-25   
469-639 0 Irving TX 597F VOIP INNOVATIONS, LLC 552   2019-07-13   
469-649 1 Plano TX 597F VOIP INNOVATIONS, LLC 552   2019-07-13   
469-663 0 Allen TX 597F VOIP INNOVATIONS, LLC 552   2019-08-06   
682-284 A Arlington TX 597F VOIP INNOVATIONS, LLC 552      
682-284 1 Arlington TX 597F VOIP INNOVATIONS, LLC 552   2019-03-25   
682-285 A Fort Worth TX 597F VOIP INNOVATIONS, LLC 552      
682-285 1 Fort Worth TX 597F VOIP INNOVATIONS, LLC 552   2019-03-25   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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