Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 745

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-745 A Keller TX   903C ONVOY, LLC - TX 552      
817-745 4 Keller TX   004F BANDWIDTH.COM CLEC, LLC - TX 552      
817-745 5 Keller TX   903C ONVOY, LLC - TX 552   2025-03-02   
817-745 6 Keller TX   903C ONVOY, LLC - TX 552   2025-03-02   
817-745 7 Keller TX   903C ONVOY, LLC - TX 552   2025-03-02   
817-745 9 Keller TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2025-01-06   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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