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: 608 [Rate centres in NPA 608] [Dial plan for NPA 608]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-563 A Janesville WI FTBGWIDKGT0  3839 CHARTER FIBERLINK - WI 354      
608-563 0 Janesville WI   3839 CHARTER FIBERLINK - WI 354   2004-03-08   
608-563 1 Janesville WI   3839 CHARTER FIBERLINK - WI 354   2006-03-12   
608-563 2 Janesville WI   3839 CHARTER FIBERLINK - WI 354   2007-01-18   
608-563 3 Janesville WI   7322 LEVEL 3 TELECOM OF WISCONSIN, LP - WI 354   2015-01-20   
608-563 4 Janesville WI   3839 CHARTER FIBERLINK - WI 354   2005-05-14   
608-563 5 Janesville WI   3839 CHARTER FIBERLINK - WI 354   2008-05-25   
608-563 6 Janesville WI   7575 CENTURYLINK COMMUNICATIONS LLC 354   2015-01-04   
608-563 7 Janesville WI   7804 TDS METROCOM INC. - WI 354   2013-10-22   
608-563 8 Janesville WI   6529 T-MOBILE USA, INC. 354   2013-11-09   
608-563 9 Janesville WI   6529 T-MOBILE USA, INC. 354   2013-11-09   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.