Local Calling Guide

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-848 3 Wilmer TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-19   
972-850 A Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-850 0 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-850 1 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-853 7 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-01-29   
972-853 8 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-09-22   
972-865 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-12-13   
972-865 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-12-13   
972-865 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-12-13   
972-885 2 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-02-16   
972-885 3 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-02-16   
972-885 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-02-16   
972-885 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-02-16   
972-890 9 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-06-30   
972-893 1 Irving TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-10-04   
972-893 3 Irving TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-11-29   
972-893 9 Irving TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-04-30   
972-905 3 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-02   
972-905 4 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-02   
972-914 A Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-914 2 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-12-09   
972-914 4 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-02-12   
972-914 5 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-12-20   
972-914 6 Nevada TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-02-12   
972-916 9 Irving EMS TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-08-20   
972-924 5 Anna TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-04-09   
972-924 9 Anna TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2009-04-27   
972-942 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2018-05-29   
972-942 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2018-05-29   
972-954 1 Allen TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-07-27   
972-954 5 Allen TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-03-12   
972-961 3 Rockwall TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-02-11   
972-961 4 Rockwall TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2002-09-04   
972-961 7 Rockwall TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-09-02   
972-975 9 Grand Prairie EMS TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-12-11   
972-982 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2017-09-09   
972-992 A Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 0 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 1 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 2 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 3 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 5 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 6 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-992 7 Grand Prairie TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-996 1 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-09-04   
972-996 2 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-09-04   
972-996 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2007-03-16   
972-996 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-10-30   
972-996 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-05-06   
972-999 A Irving TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      

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

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