EXHIBIT 21 CHORUS COMMUNICATIONS GROUP, LTD. SUBSIDIARIES OF THE CORPORATION The subsidiaries of the Chorus Communications Group, Ltd.and their subsidiaries are listed below. Name State of Incorporation Mid-Plains, Inc. Wisconsin Mid-Plains Communications Systems, Inc. Wisconsin MPC of Illinois Illinois PCS Wisconsin, LLC. Wisconsin Pioneer Communications, Inc. Wisconsin The Farmers Telephone Company Wisconsin Dickeyville Telephone Corporation Wisconsin Chorus Properties, LLC. Wisconsin *Executive Systems & Software, Inc. d/b/a The ComputerPLUS Wisconsin *IntraNet, Inc. Wisconsin * Chorus Communications Group, Ltd., acquired on January 28, 1998.