Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
414-670 6 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2009-01-26   
414-670 7 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2009-01-26   
414-670 8 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2009-01-26   
414-670 9 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2009-01-26   
414-712 7 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2008-08-12   
414-721 A Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-721 0 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-721 2 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-721 3 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2005-10-20   
414-721 4 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2005-10-20   
414-721 5 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2005-10-20   
414-721 7 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-721 9 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-751 2 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2006-10-31   
414-751 3 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2006-10-31   
414-797 7 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2014-10-10   
414-815 5 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2008-10-18   
414-865 2 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2013-10-05   
414-908 A Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-918 A Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
414-963 5 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2008-05-24   
414-979 7 Milwaukee Zone 4 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2010-06-04   
414-999 2 Milwaukee Zone 1 WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2016-05-13   
920-238 4 Fond du Lac WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2018-06-02   
920-476 A Sheboygan WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-476 0 Sheboygan WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-476 4 Sheboygan WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-747 6 Jefferson WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356   2013-06-20   
920-763 A Beaver Dam WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      
920-763 0 Beaver Dam WI 7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 356      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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