Lake Mills Telephone Companies 704 E Main St Winnebago Cooperative Telecom Association, located at 704 East Main Street, Lake Mills, IA 50450, (641) 592-6105. WCTA utilizes the latest digital switching and fiber optic technologies to deliver advanced telecommunications service, Internet access, both analog and digital TV service, wireless service, computer and data back-up services and long distance service to 19 communities in northern Iowa and southern Minnesota. Lake Mills IA Telephone Companies Forest City Telecom Inc www.wctatel.net Winnebago Cooperative Telecom Association WinnTech Central Iowa One Call Minnesota One Call WCTA WCTAtel Lake Mills IA 50450 Iowa Minnesota Northern Iowa Southern Minnesota Telecommunications Cooperative Utility Latest Technology Di Winnebago Cooperative Telecom Association WinnTech Central Iowa One Call Minnesota One Call WCTA WCTAtel Lake Mills IA 50450 Iowa Minnesota Northern Iowa Southern Minnesota Telecommunications Cooperative Utility Latest Technology Di Business Reviews Forest City Telecom Inc Testimonials