641 Carriers

Winnebago Cooperative Telephon Winnebago Coop Tel Assn - Mn
Winnebago Coop Tel Assn - Ia Ventura Tel Co Inc
United States Cellular Corp. - United States Cellular Corp Io
T-Mobile Usa, Inc. Sully Tel Assn
Sprint Spectrum L.P.- Ia Sprint Spectrum L.P.
Sprint Communications Company, South Central Communications,
Searsboro Tel Co Inc Rsa 1 Limited Partnership Dba
Rockwell Coop Tel Assn Qwest Corporation - Ia
Prairie Tel Co Inc Partner Communications Coopera
Panora Communications Cooperat Osage Municipal Communications
Omnitel Communications, Inc. - Omnitel Communications
Nextel Partners Operating Corp Montezuma Mutual Tel Co
Miscellaneous Exchange Carrier Minerva Valley Tel Co Inc
Miller Tel Co Midwest Wireless Communication
Mcleodusa Telecommunication Se Mahaska Communication Group, L
Lynnville Telephone Company Local Telephone Data Services
Level 3 Communications, Llc - Lenox Municipal Communications
Iowa Wireless Services, Lp Iowa Telecommunications Servic
Iowa Rsa 2 Limited Partnership Interstate 35 Tel Co Dba Inter
Hubbard Coop Tel Assn Heart Of Iowa Communications,
Heart Of Iowa Communications C Guthrie Telecommunications Net
Grand River Mutual Tel Co - Ia Frontier Communications Of Iow
Farmers Tel Co Farmers Mutual Tel Co Nora Spr
Farmers Mutual Coop Tel Co Dumont Tel Co
Digital Telecommunications, In Coon Valley Coop Tel Assn Inc
Communications 1 Network, Inc. Colo Tel Co
Clear Lake Independent Tel Co Citizens Tel. Co. Of Mn, Llc D
Citizens Mutual Telephone Coop Cellco Partnership Dba Verizon
Casey Mutual Tel Co Brooklyn Mutual Tel Co
Blue Licenses Holding, Llc Blue Earth Valley Tel Co
Barnes City Coop Tel Co At&T - Local - Ia

641 Exchanges