| United States Numbered Highways of the Missouri Highway System | |
|---|---|
  Highway markers for U.S. Route 61 and U.S. Route 160 | |
| System information | |
| Maintained by MDOT | |
| Formed | November 11, 1926[1][2] |
| Highway names | |
| US Highways | U.S. Route nn (US nn) |
| System links | |
- ^ McNichol, Dan (2006). The Roads that Built America. New York: Sterling. p. 74. ISBN 1-4027-3468-9.
- ^ Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Retrieved November 7, 2013 – via Wikimedia Commons.