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: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
945-404 A Carrollton TX   903C ONVOY, LLC - TX 552   2025-11-13   
945-404 0 Carrollton TX   903C ONVOY, LLC - TX 552   2025-11-13   
945-404 1 Carrollton TX   903C ONVOY, LLC - TX 552   2025-12-14   
945-404 2 Carrollton TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2026-05-03   
945-404 3 Carrollton TX   903C ONVOY, LLC - TX 552   2026-06-13   
945-404 8 Carrollton TX   903C ONVOY, LLC - TX 552   2026-01-10   
945-404 9 Carrollton TX   903C ONVOY, LLC - TX 552   2026-01-10   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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