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: LGVWTXBA56Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
430-240 3 Longview TX 490J DISH WIRELESS, LLC 554   2024-01-13   
430-240 7 Longview TX 490J DISH WIRELESS, LLC 554   2024-06-10   
430-287 3 Tyler TX 490J DISH WIRELESS, LLC 554   2023-06-30   
430-287 4 Tyler TX 490J DISH WIRELESS, LLC 554   2023-10-31   
430-294 A Texarkana TX 490J DISH WIRELESS, LLC 554      
430-294 9 Texarkana TX 490J DISH WIRELESS, LLC 554   2022-05-01   
870-621 1 Texarkana AR 490J DISH WIRELESS, LLC 554   2022-10-07   

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

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