Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
817-708 8 Fort Worth TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-708 9 Fort Worth TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-712 A North Richland Hills TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-830 A North Richland Hills TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-869 A Fort Worth TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-872 A Fort Worth TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
817-932 6 Glendale TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2006-04-06   
817-977 A Arlington TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
940-999 2 Denton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2014-10-06   
972-244 8 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2008-06-12   
972-265 A Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 0 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 1 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 2 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 3 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 4 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 5 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 6 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-265 7 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2007-04-27   
972-265 8 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-295 6 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2006-08-24   
972-309 3 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2010-01-11   
972-350 A Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 0 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 1 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 2 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 3 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 4 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 5 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 8 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-350 9 Lewisville TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-372 2 Plano TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2007-07-31   
972-395 6 Carrollton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2009-08-17   
972-421 A Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 0 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 1 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 2 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 3 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 4 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 5 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 6 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 7 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-421 9 Dallas TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-426 A Dallas Fort Worth Airport TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-426 0 Dallas Fort Worth Airport TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-426 4 Dallas Fort Worth Airport TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-428 A Carrollton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-428 0 Carrollton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-428 1 Carrollton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-428 5 Carrollton TX 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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