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: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
274-222 A Green Bay WI GNBYWIELOMD  883K AHOI LLC 350      
274-222 2 Green Bay WI GNBYWIELOMD  883K AHOI LLC 350   2026-05-09   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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