Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: MDLTTXGRRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-723 A Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 0 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 1 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 2 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 3 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 5 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 6 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 7 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 8 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-723 9 Midlothian EMS TX 9533 SOUTHWESTERN BELL 552      
972-775 A Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 1 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 2 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 3 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 4 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 5 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 6 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 7 Midlothian TX 9533 SOUTHWESTERN BELL 552      
972-775 8 Midlothian TX 9533 SOUTHWESTERN BELL 552      

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

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