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.
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Switch: JFSNWI11RS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-674 A Jefferson WI 9327 WISCONSIN BELL INC 356      
920-675 A Jefferson WI 9327 WISCONSIN BELL INC 356      
920-675 0 Jefferson WI 9327 WISCONSIN BELL INC 356      
920-675 1 Jefferson WI 9327 WISCONSIN BELL INC 356      
920-675 4 Jefferson WI 9327 WISCONSIN BELL INC 356      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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