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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: WCFLTXNIXLX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-280 4 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2021-10-22   
940-901 A Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548      
940-901 1 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2022-01-10   
940-901 2 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2022-01-10   
940-901 3 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2022-01-10   
940-901 4 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2022-01-10   
940-901 9 Wichita Falls TX 624H ONVOY SPECTRUM, LLC 548   2021-06-14   

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

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