Iowa Highway 39 (Iowa 39) is a north–south state highway in western Iowa. It begins at an intersection with U.S. Route 59 and Iowa Highway 141 on the western...

the Iowa Department of Transportation and individual county boards of supervisors led to a mass transfer of jurisdiction of several state highways in Iowa...

State highways in the U.S. state of Iowa are owned and maintained by the Iowa Department of Transportation. 2012 Volume of Traffic on the Primary Road...

Iowa Highway 44 (Iowa 44) is an east–west highway in the central and west-central portions of the state. It runs parallel to Interstate 80, which runs...

Iowa Highway 141 (Iowa 141) is an east–west highway in the western and central portions of the state. It is the most direct link between Sioux City and...

U.S. Highway 151 (US 151) is a United States Numbered Highway that runs through the states of Iowa and Wisconsin. The southern terminus for US 151 is...

S. Highway 30 (US 30) is a major east–west U.S. Highway which spans 330 miles (530 km) across the state of Iowa. It is the longest primary highway in...

Minnesota. Parts of its modern route in Iowa and historic route in Minnesota follow the old Jefferson Highway. U.S. 65 begins in Clayton, Louisiana and...

Indiana State Road 39 Iowa Highway 39 K-39 (Kansas highway) Kentucky Route 39 Louisiana Highway 39 Louisiana State Route 39 Maryland Route 39 Maryland Route...

Iowa Highway 175 (Iowa 175) is a main east–west route in the northern portion of the state. The highway has a length of 221 miles (356 km). Iowa Highway...