Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-279 A Kirbyville TX   793K TWC IP ENABLED SERVICES, LLC 562      
409-279 0 Kirbyville TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562   2024-03-07   
409-279 1 Kirbyville TX   793K TWC IP ENABLED SERVICES, LLC 562   2022-11-07   
409-279 2 Kirbyville TX   515J IP HORIZON LLC 562   2025-03-03   
409-279 7 Kirbyville TX BUMUTXHM6MD  145J TERRA NOVA TELECOM INC. 562   2024-02-13   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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