Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 972

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-972 A Killeen TX   903C ONVOY, LLC - TX 556   2026-09-14   
254-972 0 Killeen TX   903C ONVOY, LLC - TX 556   2026-09-14   
254-972 1 Killeen TX   903C ONVOY, LLC - TX 556   2026-09-14   
254-972 2 Killeen TX   903C ONVOY, LLC - TX 556   2026-09-14   
254-972 3 Killeen TX   903C ONVOY, LLC - TX 556   2026-09-15   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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