Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-288 A Green Bay WI GNBYWI12DS0  9327 WISCONSIN BELL INC 350      
920-288 0 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 1 Green Bay WI   6529 T-MOBILE USA, INC. 350   2008-01-29   
920-288 2 Green Bay WI   007F BANDWIDTH.COM CLEC, LLC - WI 350   2010-04-01   
920-288 3 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 4 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 5 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 6 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 7 Green Bay WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350   2010-11-19   
920-288 8 Green Bay WI   9327 WISCONSIN BELL INC 350      
920-288 9 Green Bay WI   6529 T-MOBILE USA, INC. 350   2010-02-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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