Local Calling Guide

Area code/prefix search

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NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-328 A Downsville WI   792K CHARTER IP ENABLED SERVICES, LLC 352      
715-328 0 Downsville WI   792K CHARTER IP ENABLED SERVICES, LLC 352   2020-05-29   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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