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.

OCN: 520K TDS METROCOM, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
920-651 8 Oshkosh WI   350      
920-651 9 Oshkosh WI   350      
920-679 7 Watertown WI   356   2023-05-01   
920-687 7 Little Chute WI   350   2010-11-06   
920-702 A Appleton WI   350      
920-707 A Appleton WI   350      
920-712 A Green Bay WI   350      
920-712 1 Green Bay WI   350      
920-712 2 Green Bay WI   350      
920-712 4 Green Bay WI   350      
920-712 6 Green Bay WI   350      
920-713 A Green Bay WI   350      
920-713 0 Green Bay WI   350      
920-713 2 Green Bay WI   350      
920-713 5 Green Bay WI   350      
920-747 1 Jefferson WI   356   2023-05-01   
920-750 5 Appleton WI   350   2008-04-28   
920-750 6 Appleton WI   350   2008-04-28   
920-750 7 Appleton WI   350   2010-07-12   
920-771 2 Mill Center WI   350   2023-03-13   
920-784 2 Green Bay WI   350   2010-07-12   
920-802 3 Sheboygan Falls WI   356   2021-06-28   
920-814 A Sheboygan WI   356      
920-814 1 Sheboygan WI   356   2023-05-14   
920-816 A Manitowoc WI   356      
920-816 2 Manitowoc WI   356   2023-06-01   
920-817 3 Fort Atkinson WI   356   2023-05-30   
920-882 A Appleton WI   350      
920-884 A Green Bay WI   350      
920-886 A Neenah WI   350      
920-886 0 Neenah WI   350      
920-886 1 Neenah WI   350      
920-886 2 Neenah WI   350      
920-886 3 Neenah WI   350      
920-886 4 Neenah WI   350   2009-01-13   
920-886 6 Neenah WI   350      
920-886 7 Neenah WI   350      
920-886 8 Neenah WI   350      
920-886 9 Neenah WI   350      
920-913 A Fond du Lac WI   356      
920-940 6 Green Bay WI   350   2013-10-07   
980-481 A Mooresville NC   422   2025-09-22   
980-481 2 Mooresville NC   422   2025-09-22   
980-840 4 Troutman NC   422   2025-09-22   
986-204 1 Caldwell ID   652   2022-02-01   
986-206 4 Nampa ID   652   2022-02-01   

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

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