Iowa | University of Iowa | Iowa State University | Des Moines, Iowa | Davenport, Iowa | Ames, Iowa | Dubuque, Iowa | U.S. Route 66 | U.S. Route 1 | Sioux City, Iowa | Cedar Rapids, Iowa | U.S. Route 6 | U.S. Route 101 | Iowa City, Iowa | Route 66 | U.S. Route 30 | New Jersey Route 4 | European route E65 | U.S. Route 40 | Iowa City | California State Route 1 | U.S. Route 1 in Maine | Pennsylvania Route 309 | European route E18 | Council Bluffs, Iowa | U.S. Route 23 | Iowa Hawkeyes | Grinnell, Iowa | European route E4 | Waterloo, Iowa |
Maintenance of the highway was turned over to local jurisdictions in 1998, after a new, controlled-access bypass carrying US 65 opened nearby and after the bridge over the Des Moines River was removed.