List of U.S. Highways in Oregon
The United States Numbered Highways in Oregon are the segments of the national United States Numbered Highways System that are owned and maintained by the U.S. state of Oregon. On a national level, the standards and numbering for the system are handled by the American Association of State Highway and Transportation Officials (AASHTO), while the highways in Oregon are maintained by the Oregon Department of Transportation (ODOT).
| United States Numbered Highways of the Oregon Highway System | |
|---|---|
Highway markers for US 20 and US 101 | |
| System information | |
| Maintained by ODOT | |
| Formed | November 11, 1926 |
| Highway names | |
| Interstates | Interstate nn (I-nn) |
| US Highways | U.S. Route nn (US nn) |
| State | Oregon Route nn (OR nn) |
| Named highways | xx Highway No. nn |
| System links | |
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