Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: DLLSTXMCDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-933 A Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-946 A Grand Prairie TX 9533 SOUTHWESTERN BELL 552      
972-946 8 Grand Prairie TX 9533 SOUTHWESTERN BELL 552      
972-949 A Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-967 A Grand Prairie EMS TX 6591 TELETOUCH COMMUNICATIONS, INC. 552      
972-975 A Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-975 1 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-975 3 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-975 4 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 A Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 0 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 1 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 2 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 3 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 4 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 5 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 6 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 7 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
972-988 8 Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      

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

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