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 (1926-11-11)[1]
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
Oregon Highways Interstate US State Named Scenic

Mainline highways

Number	Length (mi)	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
US 20	451.25	726.22	US 101 in Newport	US 20/US 26 towards Boise, ID	01940-01-011940	current
US 26	471.56	758.90	US 101 south of Seaside	US 20/US 26 towards Boise, ID	01952-01-011952	current
US 28	462	744	OR 99 in Eugene	Former US 30 in Ontario	01926-01-011926	01952-01-011952	Now US 26 and OR 126
US 30	477.02	767.69	US 101 in Astoria	US 30 in Fruitland, ID	01926-01-011926	current
US 30N	—	—	Former US 30 south of Huntington	Weiser, ID	01927-01-011927	01980-01-011980
US 30S	—	—	US 30 in Ontario	Towards Parma, ID	01938-01-011938	01940-01-011940
US 95	121.30	195.21	US 95 towards Winnemucca, NV	US 95 towards Homedale, ID	01939-01-011939	current
US 97	289.31	465.60	US 97 towards Weed, CA	US 97 towards Yakima, WA	01926-01-011926	current
US 99	570.75	918.53	Towards Weed, CA	Vancouver, WA	01926-01-011926	01972-01-011972	Replaced by I-5 and OR 99
US 99E	—	—	OR 99/OR 99W in Junction City	OR 99/OR 99W in Portland	01928-01-011928	01972-01-011972	Now OR 99E
US 99W	—	—	OR 99/OR 99E in Junction City	OR 99/OR 99E in Portland	01928-01-011928	01972-01-011972	Now OR 99W
US 101	363.11	584.37	US 101 towards Crescent City, CA	US 101 towards Aberdeen, WA	01926-01-011926	current
US 126	—	—	OR 99 in Eugene	US 26 in Prineville	01952-01-011952	01972-01-011972	Now OR 126
US 197	67.17	108.10	US 97 at Shaniko Junction	US 197 towards Dallesport, WA	01952-01-011952	current
US 199	43.57	70.12	US 199 towards Crescent City, CA	I-5/OR 99 in Grants Pass	01926-01-011926	current
US 395	325.36	523.62	US 395 towards Alturas, CA	I-82/US 395 towards Tri-Cities, WA	01934-01-011934	current
US 630	—	—	Former US 30 south of Huntington	Weiser, ID	01926-01-011926	01927-01-011927
US 730	35.70	57.45	I-84/US 30 east of Boardman	US 730 towards Walla Walla, WA	01926-01-011926	current
Former

Auxiliary highways

Number	Length (mi)	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
US 20 Bus.	—	—	US 20 northwest of Toledo	US 20 northeast of Toledo	01980-01-011980	current
US 20 Bus.	—	—	US 20/US 97B in Bend	US 20/US 97B in Bend	01980-05-211980	current
US 30 Bus.	—	—	I-84/US 30/OR 201 north of Ontario	I-84/US 30 in Ontario	01980-01-011980	current
US 30 Bus.	—	—	OR 99E in Portland	US 30BY in Portland	01967-01-011967	02007-01-012007
US 30 Byp.	—	—	US 30 in Portland	I-84/US 30 in Fairview	01936-01-011936	current
US 95 Spur	—	—	OR 201 south of Huntington	US 95S in Weiser, ID	01980-01-011980	current
US 97 Bus.	—	—	US 97 in Klamath Falls	US 97 in Klamath Falls	01980-05-211980	current
US 97 Bus.	—	—	US 97 in Bend	US 20/US 97 in Bend	01980-05-211980	current
US 101 Bus.	—	—	US 101 in Warrenton	US 101 in Astoria	01967-01-011967	current
Former