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
972-534 3 Dallas Fort Worth Airport TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-534 9 Dallas Fort Worth Airport TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 A Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 0 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 1 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 2 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 3 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-535 7 Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 A Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 0 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 1 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 2 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 4 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 5 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 6 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 7 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 8 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-536 9 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 A Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 0 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 1 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 2 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 3 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 4 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 5 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-04-14   
972-538 6 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 7 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-538 8 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2005-08-06   
972-538 9 Lewisville TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-543 A Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-577 A Plano TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 A Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 0 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 1 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 2 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 3 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 4 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 5 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 6 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 7 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-581 8 Dallas TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2010-06-03   
972-600 0 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-03-17   
972-600 3 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-02-19   
972-600 4 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-02-19   
972-600 5 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-02-19   
972-600 6 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-02-19   
972-600 7 Irving TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2009-02-19   
972-624 6 Frisco EACS TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2006-10-31   
972-624 7 Frisco EACS TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2003-09-16   
972-649 A Allen TX 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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