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.

Williams Bay, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
262-205 A   225C ONVOY, LLC WI 356      
262-205 0   225C ONVOY, LLC WI 356   2016-05-06   
262-205 1   225C ONVOY, LLC WI 356   2016-05-06   
262-205 2   225C ONVOY, LLC WI 356   2018-05-18   
262-205 3   225C ONVOY, LLC WI 356   2018-08-10   
262-205 4   225C ONVOY, LLC WI 356   2019-04-04   
262-205 5   225C ONVOY, LLC WI 356   2019-04-04   
262-205 6   225C ONVOY, LLC WI 356   2020-05-17   
262-205 7   225C ONVOY, LLC WI 356   2020-05-17   
262-205 8   073H TELNYX LLC 356   2017-05-07   
262-205 9   225C ONVOY, LLC WI 356   2018-09-13   
262-245 A WMBYWI11DSA  9327 AMERITECH WISCONSIN 356      
262-245 0   9327 AMERITECH WISCONSIN 356      
262-245 1   9327 AMERITECH WISCONSIN 356      
262-245 2   9327 AMERITECH WISCONSIN 356      
262-245 3   227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-05   
262-245 4   9327 AMERITECH WISCONSIN 356      
262-245 5   9327 AMERITECH WISCONSIN 356      
262-245 6   9327 AMERITECH WISCONSIN 356      
262-245 7   9327 AMERITECH WISCONSIN 356      
262-245 8   9327 AMERITECH WISCONSIN 356      
262-245 9   9327 AMERITECH WISCONSIN 356      
262-607 A NWBLWICYCM1  6274 UNITED STATES CELLULAR CORP. - WISCONSIN 356      
262-607 0   6274 UNITED STATES CELLULAR CORP. - WISCONSIN 356      
262-607 1   6274 UNITED STATES CELLULAR CORP. - WISCONSIN 356      
262-607 2   007F BANDWIDTH.COM CLEC, LLC - WI 356   2008-11-22   
262-607 3   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-13   
262-607 4   007F BANDWIDTH.COM CLEC, LLC - WI 356   2010-03-04   
262-607 5   7767 OVATION COMMUNICATIONS OF WISCONSIN, INC. 356   2014-09-22   
262-607 6   3839 CHARTER FIBERLINK - WI 356   2006-02-11   
262-607 7   7575 CENTURYLINK COMMUNICATIONS LLC 356   2014-12-31   
262-607 8   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2004-07-02   
262-607 9   007F BANDWIDTH.COM CLEC, LLC - WI 356   2015-08-10   
262-686 A WALLWIFIDS0  7216 TELEPORT COMMUNICATIONS AMERICA, LLC - WI 356      
262-686 0   227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-05   
262-686 1   225C ONVOY, LLC WI 356   2015-05-17   
262-686 2   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-13   
262-686 3   623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 356   2007-03-27   
262-686 4   225C ONVOY, LLC WI 356   2020-08-28   
262-686 5   5489 LEVEL 3 COMMUNICATIONS, LLC - WI 356   2008-05-20   
262-686 6   225C ONVOY, LLC WI 356   2020-08-28   
262-686 7   007F BANDWIDTH.COM CLEC, LLC - WI 356   2011-06-16   
262-686 8   516C AT&T CORP. 356   2011-06-17   
262-686 9   7216 TELEPORT COMMUNICATIONS AMERICA, LLC - WI 356      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.