Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 806 [Rate centres in NPA 806] [Dial plan for NPA 806]

NXX: 446

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-446 A Smyer TX LBCKTXPSXPX  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 544      
806-446 6 Smyer TX   145J TERRA NOVA TELECOM INC. 544   2025-10-09   

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

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