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: 7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
608-398 3 Madison WI MDSNWI02ZMD  354   2021-06-28   
608-398 4 Madison WI MDSNWI02ZMD  354   2021-06-28   
608-398 5 Madison WI MDSNWI02ZMD  354   2021-06-28   
608-398 6 Madison WI MDSNWI02ZMD  354   2021-06-28   
608-404 5 Wisconsin Dells WI MDSNWI02ZMD  354   2019-08-29   
608-405 4 Madison WI MDSNWI02ZMD  354   2019-11-25   
608-409 6 Arcadia WI MDSNWI02ZMD  354   2020-10-13   
608-410 3 Middleton WI MDSNWI02ZMD  354      
608-421 6 Madison WI MDSNWI02ZMD  354   2013-09-09   
608-421 7 Madison WI MDSNWI02ZMD  354   2013-09-09   
608-422 8 Madison WI MDSNWI02ZMD  354   2016-03-25   
608-423 0 Cambridge WI MDSNWI02ZMD  354   2021-07-23   
608-425 6 Dodgeville WI MDSNWI02ZMD  354   2015-10-23   
608-440 A Madison WI MDSNWI02ZMD  354      
608-440 6 Madison WI MDSNWI02ZMD  354   2014-12-01   
608-447 3 Brodhead WI MDSNWI02ZMD  354   2016-05-23   
608-450 6 Oxford WI MDSNWI02ZMD  354   2020-10-02   
608-451 6 Bangor WI MDSNWI02ZMD  354   2019-03-29   
608-459 9 Spring Green WI MDSNWI02ZMD  354   2016-02-15   
608-473 A Beloit WI MDSNWI02ZMD  354      
608-473 0 Beloit WI MDSNWI02ZMD  354      
608-474 6 Adams WI MDSNWI02ZMD  354   2016-04-08   
608-478 6 Sun Prairie WI MDSNWI02ZMD  354   2011-06-23   
608-485 6 Boscobel WI MDSNWI02ZMD  354   2019-10-31   
608-501 A Stoughton WI MDSNWI02ZMD  354      
608-501 6 Stoughton WI MDSNWI02ZMD  354   2009-12-05   
608-504 4 Madison WI MDSNWI02ZMD  354   2016-06-25   
608-504 5 Madison WI MDSNWI02ZMD  354   2016-06-25   
608-508 A Westfield WI MDSNWI02ZMD  354      
608-508 6 Westfield WI MDSNWI02ZMD  354   2022-02-11   
608-517 6 Fennimore WI MDSNWI02ZMD  354   2020-03-11   
608-518 4 La Crosse WI MDSNWI02ZMD  354   2014-05-22   
608-530 3 Janesville WI MDSNWI02ZMD  354   2018-07-16   
608-531 7 Janesville WI MDSNWI02ZMD  354   2008-03-03   
608-535 3 Madison WI MDSNWI02YMD  354   2012-01-03   
608-540 6 Holmen WI MDSNWI02ZMD  354   2019-08-28   
608-560 6 Necedah WI MDSNWI02ZMD  354   2019-04-08   
608-570 A Richland Center WI MDSNWI02ZMD  354      
608-570 6 Richland Center WI MDSNWI02ZMD  354   2019-09-15   
608-573 6 Poynette WI MDSNWI02ZMD  354   2020-03-17   
608-579 6 McFarland WI MDSNWI02ZMD  354   2015-03-02   
608-580 4 Milton WI MDSNWI02ZMD  354   2016-02-15   
608-581 4 Baraboo WI MDSNWI02ZMD  354   2017-04-03   
608-591 A Lodi WI MDSNWI02ZMD  354      
608-591 6 Lodi WI MDSNWI02ZMD  354   2016-03-21   
608-593 6 Reedsburg WI MDSNWI02ZMD  354   2019-11-15   
608-600 7 Clinton WI MDSNWI02ZMD  354   2020-01-20   
608-602 A Waunakee WI MDSNWI02ZMD  354      
608-602 6 Waunakee WI MDSNWI02ZMD  354   2019-06-10   
608-606 7 Viroqua WI MDSNWI02ZMD  354   2017-03-29   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.