Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 214 [Rate centres in NPA 214] [Dial plan for NPA 214]

NXX: 204

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-204 A Grand Prairie TX   903C ONVOY, LLC - TX 552      
214-204 0 Grand Prairie TX   903C ONVOY, LLC - TX 552   2025-10-14   
214-204 1 Grand Prairie TX   624H ONVOY SPECTRUM, LLC 552   2025-10-14   
214-204 2 Grand Prairie TX   903C ONVOY, LLC - TX 552      
214-204 3 Grand Prairie TX   624H ONVOY SPECTRUM, LLC 552   2025-10-14   
214-204 4 Grand Prairie TX   624H ONVOY SPECTRUM, LLC 552   2025-10-14   
214-204 5 Grand Prairie TX   624H ONVOY SPECTRUM, LLC 552   2025-10-14   
214-204 6 Grand Prairie TX   624H ONVOY SPECTRUM, LLC 552   2025-10-14   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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