List of U.S. Highways in Oregon
| 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[1] |
| Highway names | |
| US Highways | U.S. Route nn (US nn) |
| System links | |
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).
Mainline highways
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
|
— | — | US 101 in Newport | US 20/US 26 towards Boise, ID | 1940 | current | ||
 |
— | — | US 101 south of Seaside | US 20/US 26 towards Boise, ID | 1952 | current | ||
 |
— | — | OR 99 in Eugene | Former US 30 in Ontario | 1926 | 1952 | ||
 |
— | — | US 101 in Astoria | US 30 in Fruitland, ID | 1926 | current | ||
 |
— | — | Former US 30 south of Huntington | Weiser, ID | 1927 | 1980 | ||
 |
— | — | US 30 in Ontario | Towards Parma, ID | 1938 | 1940 | ||
 |
— | — | US 95 towards Winnemucca, NV | US 95 towards Homedale, ID | 1939 | current | ||
 |
— | — | US 97 towards Weed, CA | US 97 towards Yakima, WA | 1926 | current | ||
 |
— | — | Towards Weed, CA | Vancouver, WA | 1926 | 1972 | ||
 |
— | — | OR 99/OR 99W in Junction City | OR 99/OR 99W in Portland | 1928 | 1972 | ||
 |
— | — | OR 99/OR 99E in Junction City | OR 99/OR 99E in Portland | 1928 | 1972 |
| |
|
— | — | US 101 towards Crescent City, CA | US 101 towards Aberdeen, WA | 1926 | current | ||
 |
— | — | US 97 at Shaniko Junction | US 197 towards Dallesport, WA | 1952 | current | ||
 |
— | — | OR 99 in Eugene | US 26 in Prineville | 1952 | 1972 | ||
 |
— | — | US 199 towards Crescent City, CA | I-5/OR 99 in Grants Pass | 1926 | current | ||
 |
— | — | US 395 towards Alturas, CA | I-82/US 395 towards Tri-Cities, WA | 1934 | current | ||
 |
— | — | Former US 30 south of Huntington | Weiser, ID | 1926 | 1927 | ||
 |
— | — | I-84/US 30 east of Boardman | US 730 towards Walla Walla, WA | 1926 | current | ||
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Auxiliary highways
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 |
— | — | US 20 northwest of Toledo | US 20 northeast of Toledo | — | — | ||
|
— | — | US 20/US 97B in Bend | US 20/US 97B in Bend | 1980 | current | ||
|
— | — | I-84/US 30/OR 201 north of Ontario | I-84/US 30 in Ontario | 1980 | current | ||
|
— | — | OR 99E in Portland | US 30BY in Portland | 1967 | 2007 | ||
 |
— | — | US 30 in Portland | I-84/US 30 in Fairview | 1936 | current | ||
 |
— | — | OR 201 south of Huntington | US 95S in Weiser, ID | 1980 | current | ||
|
— | — | US 97 in Klamath Falls | US 97 in Klamath Falls | 1980 | current | ||
|
— | — | US 97 in Bend | US 20/US 97 in Bend | 1980 | current | ||
 |
— | — | US 101 in Warrenton | US 101 in Astoria | 1967 | current | ||
| ||||||||
References
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