Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 945 [Rate centres in NPA 945] [Dial plan for NPA 945]

NXX: 368

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
945-368 A Allen TX   624H ONVOY SPECTRUM, LLC 552   2025-03-22   
945-368 0 Allen TX   624H ONVOY SPECTRUM, LLC 552   2025-03-22   
945-368 1 Allen TX   624H ONVOY SPECTRUM, LLC 552   2025-03-22   
945-368 4 Allen TX   0701 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552   2025-03-24   
945-368 8 Allen TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2026-06-06   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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