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: WCFLTXGA2MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-923 1 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 2 Wichita Falls TX 6529 T-MOBILE USA, INC. 548   2007-08-13   
940-923 3 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 4 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 5 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 6 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 7 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 8 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-923 9 Wichita Falls TX 6529 T-MOBILE USA, INC. 548      
940-937 5 Childress TX 5562 METROPCS, INC. 548   2021-05-09   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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