Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 274 [Rate centres in NPA 274] [Dial plan for NPA 274]

NXX: 227

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
274-227 A Neenah WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2025-06-29   
274-227 0 Neenah WI   007F BANDWIDTH.COM CLEC, LLC - WI 350   2026-08-08   
274-227 4 Neenah WI   883K AHOI LLC 350   2026-04-23   
274-227 9 Neenah WI GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2025-06-29   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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