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: DLLATX37DS6

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-203 A Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-11-12   
469-206 A Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-11-12   
469-208 A Carrollton TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-11-12   
469-209 A Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-11-12   
469-266 A Frisco TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-07-17   
469-319 A Seagoville TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-07-26   
469-454 A Cedar Hill EMS TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
682-333 A Weatherford TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
682-514 A Roanoke TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-03-20   
682-888 A Arlington TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-286 A Atlas EMS TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-381 A Reno TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-382 A Springtown TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-409 A Alvarado TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-900 A Fort Worth TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-213 A Caddo Mills TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-224 A Cash TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-225 A Merit TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-231 A Tawakoni TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-304 A Bonham TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-12-01   
903-328 A Sherman TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-401 A Paris TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-914 A Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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