Local Calling Guide

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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-999 A Washington Zone 17 VA VINNVACBDS0  138E ONVOY, LLC - VA 236      

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Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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