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: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-687 A Little Chute WI LCHTWI11RS1  9327 WISCONSIN BELL INC 350      
920-687 0 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 1 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 2 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 3 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 4 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 5 Little Chute WI   623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 350   2011-01-19   
920-687 6 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 7 Little Chute WI   520K TDS METROCOM, LLC 350   2010-11-06   
920-687 8 Little Chute WI   9327 WISCONSIN BELL INC 350      
920-687 9 Little Chute WI   9327 WISCONSIN BELL INC 350      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.