Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.


NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
262-402 A Milwaukee Zone 2 WI MILWWI45UMD  356      
715-204 1 Stevens Point WI WRPDWIXADS2  350   2006-06-26   
715-301 1 Wausau WI WAUSWIXAFMD  350   2006-06-26   
715-818 A Wisconsin Rapids WI WRPDWIXADS2  350      
715-996 A Marshfield WI WAUSWIXAFMD  350      
920-264 1 Green Bay WI GNBYWI01XDX  350   2006-06-26   
920-364 1 Appleton WI WRPDWIXADS2  350   2006-06-26   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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