Local Calling Guide

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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 750

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-750 A Washington Zone 8 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-05-11   
571-750 0 Washington Zone 8 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-05-11   
571-750 1 Washington Zone 8 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-05-12   
571-750 2 Washington Zone 8 VA   138E ONVOY, LLC - VA 236   2026-05-18   
571-750 3 Washington Zone 8 VA   138E ONVOY, LLC - VA 236   2026-05-18   
571-750 4 Washington Zone 8 VA   138E ONVOY, LLC - VA 236   2026-05-18   
571-750 8 Washington Zone 8 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-05-12   
571-750 9 Washington Zone 8 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-05-12   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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