Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
979-278 A INDSTXXADS1  2093 INDUSTRY TEL. CO. 560      
979-444 A HSTQTXRG6MD  139F WORLDCALL INTERCONNECT INC. 560      
979-444 0   145J TERRA NOVA TELECOM INC. 560   2025-08-15   
979-444 4 HSTNTXJAXGY  516J TON80 COMMUNICATIONS, LLC 560   2021-07-16   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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