Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-717 A Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-04-07   
571-717 0 Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-04-07   
571-717 1 Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-04-07   
571-717 7 Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-04-21   
571-717 8 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-04-08   
571-717 9 Washington Zone 17 VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-04-21   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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