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: 219

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
945-219 A Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
945-219 0 Dallas TX   903C ONVOY, LLC - TX 552   2025-04-12   
945-219 1 Dallas TX   624H ONVOY SPECTRUM, LLC 552   2022-09-09   
945-219 2 Dallas TX   903C ONVOY, LLC - TX 552   2022-05-14   
945-219 3 Dallas TX   903C ONVOY, LLC - TX 552   2022-06-09   
945-219 4 Dallas TX   903C ONVOY, LLC - TX 552   2022-06-09   
945-219 5 Dallas TX   903C ONVOY, LLC - TX 552   2022-06-09   
945-219 6 Dallas TX   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2022-06-24   
945-219 7 Dallas TX   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2022-06-24   
945-219 8 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2022-07-31   
945-219 9 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2022-07-31   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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