Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Throckmorton, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-578 A SYMRTXXA0MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 548      
940-578 1 SYMRTXXA0MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 548   2019-07-20   
940-578 2 WCFLTXFG4MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 548   2023-04-02   
940-578 6 WCFLTXESX5Y  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 548   2022-03-03   
940-849 A THRKTXXARS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 548      

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

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