Local Calling Guide

Area code/prefix search

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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-290 A Atlas TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-290 0 Atlas TX   145J TERRA NOVA TELECOM INC. 552   2025-05-08   
817-290 1 Atlas TX   145J TERRA NOVA TELECOM INC. 552   2026-02-05   
817-290 2 Atlas TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
817-290 3 Atlas TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-08-20   
817-290 4 Atlas TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-09-23   
817-290 5 Atlas TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-10-22   
817-290 6 Atlas TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-10-24   
817-290 9 Atlas TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2021-06-25   

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

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