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
920-347 5 De Pere WI   350   2007-10-14   
920-347 6 De Pere WI   350   2013-10-31   
920-347 9 De Pere WI   350      
920-364 2 Appleton WI   350   2007-03-15   
920-364 3 Appleton WI   350   2007-03-15   
920-364 4 Appleton WI   350   2007-03-15   
920-364 5 Appleton WI   350   2007-03-15   
920-364 6 Appleton WI   350   2007-03-15   
920-364 7 Appleton WI   350   2007-03-15   
920-364 8 Appleton WI   350   2007-03-15   
920-449 6 Plymouth WI   356   2023-06-29   
920-454 A Appleton WI   350      
920-454 1 Appleton WI   350   2017-01-06   
920-454 2 Appleton WI   350   2017-01-06   
920-454 3 Appleton WI   350   2017-01-06   
920-454 4 Appleton WI   350   2017-01-06   
920-454 5 Appleton WI   350   2017-01-06   
920-454 6 Appleton WI   350   2017-01-06   
920-454 7 Appleton WI   350   2017-01-06   
920-454 8 Appleton WI   350   2017-01-06   
920-462 5 Kaukauna WI   350   2010-10-30   
920-503 2 Pulaski WI   350   2022-12-19   
920-548 A Green Bay WI   350      
920-548 1 Green Bay WI   350      
920-548 4 Green Bay WI   350      
920-548 6 Green Bay WI   350      
920-548 7 Green Bay WI   350      
920-548 8 Green Bay WI   350      
920-548 9 Green Bay WI   350      
920-560 A Appleton WI   350      
920-560 0 Appleton WI   350   2005-10-24   
920-560 3 Appleton WI   350   2005-10-24   
920-560 5 Appleton WI   350   2006-12-18   
920-560 6 Appleton WI   350   2006-12-18   
920-560 7 Appleton WI   350   2007-03-15   
920-560 8 Appleton WI   350   2007-03-15   
920-593 1 Green Bay WI   350   2009-05-16   
920-593 2 Green Bay WI   350   2005-01-26   
920-593 3 Green Bay WI   350   2005-10-16   
920-593 4 Green Bay WI   350   2007-07-21   
920-593 5 Green Bay WI   350   2005-10-16   
920-593 6 Green Bay WI   350   2007-07-21   
920-593 7 Green Bay WI   350   2010-07-12   
920-593 8 Green Bay WI   350   2003-11-16   
920-651 A Oshkosh WI   350      
920-651 0 Oshkosh WI   350      
920-651 1 Oshkosh WI   350      
920-651 3 Oshkosh WI   350      
920-651 4 Oshkosh WI   350      
920-651 6 Oshkosh WI   350      

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

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