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: MNWLTXFADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-325 A Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 A Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 1 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 2 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 3 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 4 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 5 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 6 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-327 8 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 A Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 0 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 1 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 6 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 7 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      
940-328 8 Mineral Wells TX 9533 SOUTHWESTERN BELL 552      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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