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Search area code/prefix (NPA/NXX)
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Switch: DFIATXXADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-699 A Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-425 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-426 1 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2010-02-05   
972-453 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 0 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 2 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 3 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 4 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 5 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 6 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 7 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 8 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-453 9 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 A Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 0 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 1 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 2 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 3 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 4 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 5 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 6 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 7 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-456 8 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-574 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 0 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 1 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 4 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 5 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-586 6 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-615 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-947 A Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-947 1 Dallas Fort Worth Airport TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-973 A Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-973 0 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 1 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 2 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 3 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 4 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 5 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 6 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 7 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 8 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   
972-973 9 Dallas Fort Worth Airport EMS TX 4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2004-11-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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