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
972-372 1 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-372 3 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-11-11   
972-372 5 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-372 7 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-11-11   
972-372 8 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-11-11   
972-374 A Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 0 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 1 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 2 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 3 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 4 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 5 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-374 9 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-375 A Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-375 0 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-403 6 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-11-11   
972-408 A Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-408 0 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-408 1 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-408 2 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-408 3 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-408 4 Grand Prairie TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-426 6 Dallas Fort Worth Airport TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-440 3 Carrollton TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2018-01-16   
972-440 6 Carrollton TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2018-05-01   
972-440 7 Carrollton TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2018-07-16   
972-468 5 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-02-23   
972-468 6 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-10-08   
972-468 7 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2007-02-23   
972-534 0 Dallas Fort Worth Airport TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2002-12-02   
972-534 1 Dallas Fort Worth Airport TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-01-25   
972-537 4 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-09-27   
972-559 1 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-559 2 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-559 3 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-11-06   
972-560 A Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-584 6 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2012-01-30   
972-586 7 Dallas Fort Worth Airport EMS TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-586 8 Dallas Fort Worth Airport EMS TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-586 9 Dallas Fort Worth Airport EMS TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-05-27   
972-591 4 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-11-10   
972-591 5 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-11-10   
972-608 7 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-10-06   
972-629 6 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-07-07   
972-637 6 Cedar Hill TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2003-07-16   
972-665 A Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-665 0 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-665 1 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-665 2 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-665 3 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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