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: WCFLTXFGCMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-351 6 Jacksboro TX 145J TERRA NOVA TELECOM INC. 548   2022-11-02   
940-592 8 Iowa Park TX 145J TERRA NOVA TELECOM INC. 548   2022-11-02   
940-757 A Wichita Falls TX 145J TERRA NOVA TELECOM INC. 548      
940-928 7 Bellevue TX 145J TERRA NOVA TELECOM INC. 548   2022-11-02   
940-928 9 Bellevue TX 145J TERRA NOVA TELECOM INC. 548   2023-06-24   

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

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