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: 347

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-347 A De Pere WI   520K TDS METROCOM, LLC 350      
920-347 0 De Pere WI   520K TDS METROCOM, LLC 350      
920-347 1 De Pere WI   520K TDS METROCOM, LLC 350      
920-347 2 De Pere WI   520K TDS METROCOM, LLC 350      
920-347 3 De Pere WI   520K TDS METROCOM, LLC 350      
920-347 4 De Pere WI   520K TDS METROCOM, LLC 350      
920-347 5 De Pere WI   520K TDS METROCOM, LLC 350   2007-10-14   
920-347 6 De Pere WI   520K TDS METROCOM, LLC 350   2013-10-31   
920-347 7 De Pere WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2016-03-30   
920-347 8 De Pere WI GNBYWI01VMD  225C ONVOY, LLC - WI 350   2016-03-30   
920-347 9 De Pere WI   520K TDS METROCOM, LLC 350      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.