Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-570 A Megargel TX SYMRTXXA0MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 548      
940-570 0 Megargel TX   145J TERRA NOVA TELECOM INC. 548   2025-08-11   
940-570 1 Megargel TX SYMRTXXA0MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 548   2019-07-15   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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