608 Carriers

Wisconsin Bell Inc - Wi Wisconsin Bell Inc
Waunakee Tel Co Vernon Tel Coop
Vernon Communications Verizon North Inc. - Wi
Verizon North Inc. - Il Utelco Inc
Us Xchange Of Wisconsin, L.L.C United States Cellular Corp. -
United States Cellular Corp Wi Tenney Tel Co
Teleport Communications Milwau Telephone Usa Of Wisconsin, Ll
Tech Com, Inc. - Wi Tds Metrocom, Inc. - Wi
Tds Metrocom Sprint Spectrum L.P.- Wi
Sprint Spectrum L.P. Sprint Spectrum L P Mn
Sprint Communications Company, Sprint Communications Company
Richland-Grant Tel Coop Inc Reedsburg Utility Commission -
Nextel Partners Operating Corp Nextel Communications, Inc.
New Cingular Wireless Pcs Neutral Tandem-Illinois, Llc -
Mt Vernon Tel Co Mt Horeb Tel Co
Mid-Plains Tel Inc Michigan Wireless
Mh Telecom, Inc. - Wi Metrocall
Merrimac Communications, Ltd. Mcleodusa Telecommunication Se
Mci Metro Ats, Inc. - Wi Marquette-Adams Tel Coop Inc
Level 3 Communications, Llc - Lemonweir Valley Tel Co
La Valle Tel Coop Jsm Tele-Page Inc.
Hillsboro Tel Co Inc Heartland Communications, Inc.
Grantland Telecom Inc Frontier Communications Of Vir
Farmers Tel Co Dickeyville Tel Corp
Denali Spectrum License Cuba City Tel Exch Co Inc
Cost Plus Communications Coon Valley Farmers Tel Co
Cochrane Coop Tel Co Citizens Tel. Co. Of Il Dba Fr
Cinergy Communications Company Charter Fiberlink, Llc - Wi
Charter Fiberlink Centurytel Solutions, Llc - Wi
Centurytel Of Wisconsin, Llc Centurytel Of The Midwest-Wisc
Centurytel Of The Midwest-Kend Centurytel Of Monroe County, L
Centurytel Of Central Wisconsi Centurytel Acquisition, Llc Db
Central State Tel Co Cellco Partnership Dba Verizon
Black Earth Tel Co Belmont Tel Co
At&T - Local - Wi Arch Wireless Holdings, Inc.
Ameritech Mobile Communication American Messaging (Am), Inc.
Alltel Communications, Inc. - Airadigm Communications Inc

608 Exchanges