Universities in Caldwell, Idaho, the US. Universities locations in Caldwell, Idaho. Find the nearest universities locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Insurance Lawyer Real estate School Travel University All universities in Caldwell 2/5 The College of Idaho University +1 208-459-5011 2112 Cleveland Boulevard, Caldwell, Idaho 83605 Write a review Phone Website Directions University of Idaho Extension, Canyon County University +1 208-459-6003 501 Main Street, Caldwell, Idaho 83605 Write a review Phone Website Directions