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: 787

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-787 A Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 0 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 1 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 2 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 3 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 4 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 5 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 6 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 7 Wautoma WI WTMAWIXADS0  1159 BRIGHTSPEED OF CENTRAL WISCONSIN, LLC 350      
920-787 8 Wautoma WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350   2021-10-02   
920-787 9 Wautoma WI   792K CHARTER IP ENABLED SERVICES, LLC 350   2008-04-15   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.