Local Calling Guide

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NPA: 771 [Rate centres in NPA 771] [Dial plan for NPA 771]

NXX: 271

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
771-271 A Washington Zone 1 DC   597F VOIP INNOVATIONS, LLC 236   2026-06-13   
771-271 0 Washington Zone 1 DC   597F VOIP INNOVATIONS, LLC 236   2026-06-13   

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

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