User:Alexlatham96/List of highway names in Oregon
List of named highway numbers[edit]
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes |
|---|---|---|---|---|---|---|---|
| OR 1 | — | — | California | Washington | 1917 | current | Pacific Highway; concurrent with I-5; Portland to Salem was OR 57 until 1957; Salem to Albany was part of OR 1E until 1957; was concurrent with US 99 until sections of the I-5 freeway were built; has a service road in Albany that was formerly OR 214 |
| OR 1E | — | — | I-5/OR 1 & OR 120 in North Portland | I-5/OR 1 in Salem | 1937 | current | Pacific Highway East; also known as OR 81; former OR 46 north of Oregon City and former portion of OR 1 south of Oregon City |
| OR 1W | — | — | I-5/OR 1 in North Portland | I-5/OR 1 & OR 15 in Eugene | 1937 | current | Pacific Highway West; also known as OR 91; former OR 3; before that, was OR 28 |
| OR 2 | — | — | I-5/OR 1 & US 30 in Portland | Washington | 1917 | current | Columbia River Highway; concurrent with I-84 to US 730 east of Boardman, and concurrent with US 730 to Washington; section from Fairview to Portland was OR 56 until 1957 (part of the old route of OR 2 became part of an extended OR 123 and the rest was redesignated OR 59); section from Umatilla to Washington was OR 37 until 1930 or 1931 |
| OR 2W | — | — | I-405/OR 61 in Portland | OR 9 in Astoria | 1974 | current | Lower Columbia River Highway; concurrent with US 30; also known as OR 81; former portion of OR 2 |
| OR 3 | — | — | Washington | California | 1917 | 1921 | Oregon Coast Highway; renumbered OR 9 |
| OR 3 | — | — | OR 1/US 99 in North Portland | OR 1/US 99 & OR 15 in Eugene | 1921 | 1937 | West Side Pacific Highway; former OR 28; renumbered OR 1W |
| OR 3 | — | — | OR 1E in Oregon City | US 26/OR 26 in Portland | 1937 | current | Oswego Highway; former portion of OR 1 |
| OR 4 | — | — | Washington | California | 1917 | current | The Dalles-California Highway; concurrent with US 197 from Washington to Cow Canyon, and US 97 from Cow Canyon to California; went southeast on current OR 50 until 1938-1939, when OR 4 swapped with OR 50 south of Klamath Falls |
| OR 4Y | — | — | US 97/OR 4 in Bend | US 20, OR 7 & OR 17 in Bend | 2007 | 2010 | 3rd Street Spur; concurrent with US 97B; former alignment of OR 4 and US 97 (OR 17 replaced the portion of the old alignment from the current junction with OR 4 to the old alignment of OR 4); renumbered OR 480 |
| OR 5 | — | — | US 20/OR 7 in Vale | I-84/US 30/OR 2 in Arlington | 1917 | current | John Day Highway; concurrent with US 26 from OR 41/US 26 to OR 7/US 20 |
| OR 6 | — | — | I-84/US 30/US 730/OR 2 east of Boardman | Idaho | 1917 | current | Old Oregon Trail Highway; concurrent with I-84; swapped with OR 54 west of Stanfield ca. 1954 |
| OR 6Y | — | — | SH-52 in Payette, ID | OR 455 north of Ontario | 1924 | 1956 | Payette Spur; renumbered OR 455Y when OR 6 was rerouted and the old route became OR 455 and an extension of OR 7; now OR 492 |
| OR 7 | — | — | US 20/OR 17 & US 97B/OR 480 in Bend | Idaho | 1917 | current | Central Oregon Highway; concurrent with US 20; east of Cairo was part of OR 6 until 1956 |
| OR 8 | — | — | I-84/OR 6 near Pendleton | SR 125 towards Walla Walla, WA | 1917 | current | Oregon-Washington Highway |
| OR 9 | — | — | OR 6 (now also I-84) in Pendleton | OR 5 (now also US 26) in Mount Vernon | 1917 | 1921 | Pendleton-John Day Highway; renumbered OR 28 |
| OR 9 | — | — | Washington | California | 1921 | current | Oregon Coast Highway; former OR 3 |
| OR 10 | — | — | US 30/OR 66 in La Grande | OR 350 & OR 351 in Joseph | 1917 | current | Wallowa Lake Highway |
| OR 11 | — | — | OR 10 in Enterprise | SR 129 towards Clarkston, WA | 1917 | current | Enterprise-Lewiston Highway |
| OR 12 | — | — | US 30 (OR)/OR 66 near Baker | Near Hells Canyon, ID | 1917 | current | Baker-Copperfield Highway |
| OR 12Y | — | — | OR 12 northeast of Richland | OR 413 / OR 414 in Halfway | 1959 | 2010 | Halfway Spur; formerly part of a longer OR 55; renumbered OR 481 |
| OR 13 | — | — | US 26/OR 5 near Unity | US 30/OR 7 in Baker | 1917 | 1980 | Baker-Unity Highway; part became a portion of the new OR 71, and the rest was renumbered OR 415 |
| OR 14 | — | — | US 97/OR 4 in Shaniko | US 26/OR 41 in Mitchell | 1917 | 1927 | Shaniko-Mitchell Highway; now OR 291, Cold Creek Road, Muddy Road, Big Muddy Road, Creekside Road, Muddy Creek Road, Gosner Road, and Burnt Ranch Road; actual route never built |
| OR 14 | — | — | US 20/OR 7 west of Brothers | US 26/OR 47 in Prineville | 1927 | current | Crooked River Highway; former portion of OR 19; went on a different alignment and was numbered OR 37 before that |
| OR 15 | — | — | I-5/OR 1 in Eugene | US 97/OR 4 in Redmond | 1917 | current | McKenzie Highway |
| OR 16 | — | — | OR 58 in Albany | OR 15 in Sisters | 1917 | current | Santiam Highway; concurrent with US 20 |
| OR 17 | — | — | OR 15 east of Sisters | US 20/OR 7 & US 97B/OR 480 in Bend | 1917 | current | McKenzie-Bend Highway; concurrent with US 20 |
| OR 18 | — | — | OR 7 at Burns | OR 19 & OR 20 at Lakeview | 1917 | 1922 | Lakeview-Burns Highway; now Put Road, OR 431, CR 3-13, CR 3-10,CR 3-11, Hart Mountain Road, etc. to Burns; actual route never built |
| OR 18 | — | — | I-5/OR 1 & OR 226 at Goshen | US 97/OR 4 north of Chemult | 1922 | current | Willamette Highway |
| OR 19 | — | — | California | US 97/OR 4 south of La Pine | 1917 | current | Fremont Highway; concurrent with US 395 from Valley Falls to California |
| OR 20 | — | — | US 97/OR 4 in Klamath Falls | US 395/OR 19 in Lakeview | 1917 | current | Klamath Falls-Lakeview Highway |
| OR 21 | — | — | OR 63 in Ashland | US 97/OR 4 south of Klamath Falls | 1917 | current | Green Springs Highway; section from OR 63 to OR 273 was part of OR 1 until 1938 |
| OR 22 | — | — | OR 63 & OR 272 in Medford | US 97/OR 4 south of Chiloquin | 1917 | current | Crater Lake Highway; section from Crater Lake to Ft. Klamath was OR 23 until 1924, and OR 22 was the Medford-Crater Lake Highway until that same day (the old route to OR 24 became part of OR 24); section from Ft. Klamath to south of Chiloquin was part of OR 4 until 1948 |
| OR 23 | — | — | OR 22 at Crater Lake National Park | US 97/OR 4 in Fort Klamath | 1917 | 1924 | Klamath-Crater Lake Highway; became part of OR 22 |
| OR 23 | — | — | OR 20 at Dairy | Bonanza | c. 1926 | current | Dairy-Bonanza Highway; former alignment of OR 20; may have been created as early as 1924 |
| OR 24 | — | — | OR 22 at Crater Lake National Park | Crater Lake National Park | 1917 | c. 1926 | Rim Highway; extended over a section of OR 22 (which was rerouted) in 1924; now Mission Valley Road and Rim Drive |
| OR 24 | — | — | OR 7 in Burns | Crane | c. 1926 | 1965 | Burns-Crane Highway; former alignment of OR 7; became part of OR 442, while the easternmost portion became OR 442Y (which was eliminated in 1966) |
| OR 25 | — | — | I-5/OR 1 in Grants Pass | California | 1917 | current | Redwood Highway; concurrent with US 199; section from OR 482 to I-5/OR 1 in Grants Pass was part of OR 1 until 1959 |
| OR 25Y | — | — | I-5/OR 25 in Grants Pass | I-5/OR 1 in Grants Pass | 1959 | 2010 | Redwood Highway Spur; formerly part of OR 1; renumbered OR 159 in 2010 |
| OR 26 | — | — | OR 1W in Portland | I-84/US 30/OR 100 east of Hood River | 1917 | current | extended over the old route of OR 2 in 1955; that portion became part of the new OR 100 in 1993 |
| OR 27 | — | — | OR 1 in Oregon City | OR 26 in Pleasant Home | 1917 | c. 1920 | Clackamas Highway; never built; an approximate routing is Clackamas River Dr, Springwater Rd, OR 171, Amsigger Rd, Kelso Rd, Richey Rd, OR 174, and Boring Rd |
| OR 27 | — | — | US 101/OR 9 in Waldport | US 20/OR 33 in Philomath | c. 1920 | current | Alsea Highway; originally went from OR 9 east to the town just east of the Alsea River; extended to OR 33 in Philomath in 1921 |
| OR 28 | — | — | OR 1/US 99 in North Portland | OR 1/US 99 & OR 15 in Eugene | 1917 | 1921 | West Side Pacific Highway; renumbered OR 3; now OR 1W |
| OR 28 | — | — | I-84/OR 6 in Pendleton | US 26/OR 5 in Mount Vernon | 1921 | current | Pendleton-John Day Highway; former OR 9; concurrent with US 395; Nye to Pendleton was part of OR 8 until 1939 |
| OR 29 | — | — | OR 1W north of McMinnville | US 26/OR 47 east of Beaverton | 1917 | current | Tualatin Valley Highway |
| OR 30 | — | — | OR 39 west of Willamina | OR 72 in Salem | 1917 | current | Willamina-Salem Highway |
| OR 31 | — | — | OR 3 in Corvallis | OR 1 in Albany | 1917 | c. 1922 | Albany-Corvallis Highway; removed from map |
| OR 31 | — | — | OR 26 east of Government Camp | Clear Lake | c. 1922 | 1922 | Mt. Hood-Clear Lake Highway; renumbered OR 44 because the previous OR 31 was restored |
| OR 31 | — | — | OR 210 in Corvallis (US 20 continues west) | OR 58 in Albany (US 20 continues east) | 1922 | current | Albany-Corvallis Highway; concurrent with US 20 |
| OR 32 | — | — | US 101/OR 9 at Hebo | OR 39 west of Willamina | 1917 | current | Three Rivers Highway |
| OR 33 | — | — | US 101/OR 9 in Newport | OR 210 east of Corvallis | 1917 | current | Corvallis-Newport Highway; concurrent with US 20 except for a small section from OR 1W to OR 210 in Corvallis |
| OR 34 | — | — | US 101/OR 9 in Florence | OR 1W near Junction City | 1917 | 1966 | Siuslaw Highway; section from Florence to Mapleton became part of the new OR 62 and the rest renumbered OR 229 |
| OR 35 | — | — | US 101/OR 9 north of Coquille | I-5/OR 1 south of Roseburg | 1917 | current | Coos Bay-Roseburg Highway; north of Coquille was part of OR 9 (OR 3 before 1920) until 1957; east of Winston was part of OR 1 until 1957 |
| OR 36 | — | — | US 30/OR 67 in Pendleton | US 730/OR 2 at Cold Springs | 1917 | current | Pendleton-Cold Springs Highway |
| OR 37 | — | — | OR 15 in Prineville | Paulina | 1919 | 1922 | Crooked River Highway; rerouted and became part of rerouted OR 19 |
| OR 37 | — | — | US 730/OR 2 in Umatilla | Washington | 1922 | c. 1931 | Umatilla Cutoff Highway; was concurrent with US 730; became part of rerouted OR 2 (OR 2 went southeast to Pendleton at the time) |
| OR 37 | — | — | US 101/OR 9 & OR 131 in Tillamook | US 26/OR 47 west of North Plains | 1931 | current | Wilson River Highway |
| OR 38 | — | — | summit north of Trail | Tiller | 1920 | 1922 | Tiller-Summit Forest Road |
| OR 38 | — | — | US 199/OR 25 in Cave Junction | Oregon Caves National Monument and Preserve | 1922 | current | Oregon Caves Highway |
| OR 39 | — | — | OR 2 in Deschutes | Oregon Trunk Railway intersection | 1920 | c. 1926 | Deschutes Highway; now County Road 143/Old Moody Road |
| OR 39 | — | — | US 101/OR 9 west of Otis Junction | OR 1W north of Dayton | 1930 | current | Salmon River Highway; east of Valley Junction was part of OR 32 until ca. 1939 |
| OR 39Y | — | — | OR 1W in McMinnville | OR 39 | 1967 | 2010 | former portion of OR 152; renumbered OR 481 |
| OR 40 | — | — | OR 142 & OR 144 in Beaverton | OR 1W in Portland | c. 1920 | current | Beaverton-Hillsdale Highway |
| OR 41 | — | — | US 97/OR 4 in Redmond | OR 5 in Rock Creek Junction (US 26 continues east via OR 5) | 1921 | current | Ochoco Highway; former portion of OR 15 |
| OR 42 | — | — | Washington | US 197/OR 4 in Cow Canyon (US 97 continues south via OR 4) | 1921 | current | Sherman Highway; concurrent with US 97 |
| OR 43 | — | — | OR 1W / OR 194 in Monmouth | OR 193 in Independence | c. 1922 | current | Monmouth-Independence Highway |
| OR 44 | — | — | US 26/OR 53 near Bear Springs | US 197/OR 4 near Maupin | 1922 | current | renumbered from OR 31 because the original OR 31 was restored; originally went from OR 26 east of Government Camp south to Clear Lake; extended to Maupin in 1924-1926; western section became an extension of OR 53 in 1952 to match US 26 |
| OR 45 | — | — | US 101/OR 9 in Reedsport | I-5/OR 1 east of Drain | 1931 | current | Umpqua Highway |
| OR 46 | — | — | OR 1E in Oregon City | US 26/US 99/OR 1 in Portland | 1931 | 1937 | East Portland-Oregon City Highway; became part of OR 1E |
| OR 46 | — | — | US 101/OR 9 near Wheeler | US 26/OR 47 at Necanicum | 1939 | current | Necanicum Highway |
| OR 47 | — | — | US 101/OR 9 south of Seaside | OR 1W in Portland | 1932 | current | Sunset Highway; concurrent with US 26 |
| OR 48 | — | — | OR 6/US 26 in John Day | OR 7/US 20 northeast of Burns | 1933 | current | John Day-Burns Highway; concurrent with US 395; former OR 400 |
| OR 49 | — | — | OR 7/US 20 near Riley | OR 31 at Valley Falls | 1933 | current | Lakeview-Burns Highway; concurrent with US 395; former OR 430 |
| OR 50 | — | — | US 97 towards Weed, CA | OR 4 in Klamath Falls | 1933 | c. 1939 | Klamath Falls-Weed Highway; became part of rerouted OR 4; the old route of OR 4 renumbered to new OR 50 |
| OR 50 | — | — | County Road 114 towards Alturas, CA | US 97/OR 4 in Klamath Falls | c. 1939 | current | Klamath Falls-Malin Highway; former alignment of OR 4 |
| OR 50Y | — | — | US 97B/OR 50 in Klamath Falls | US 97B/OR 20 in Klamath Falls | 1968 | 2010 | Esplanade Spur; was concurrent with US 97B; renumbered OR 484 |
| OR 51 | — | — | OR 1E southwest of Aurora | I-5/OR 1 in Wilsonville | 1937 | current | Wilsonville-Hubbard Highway |
| OR 52 | — | — | I-84/US 30/OR 2 east of Arlington | US 395/OR 28 at Nye | c. 1939 | current | Heppner Highway; former portion of OR 8 |
| OR 53 | — | — | OR 26 east of Government Camp | US 97/OR 4 in Madras | 1940 | current | Warm Springs Highway; Originally Madras to OR 44; this was former OR 360; extended to OR 26 ca. 1954, replacing part of OR 44 |
| OR 54 | — | — | US 30/US 730/OR 2 east of Boardman | US 30/OR 6 near Stanfield | 1940 | 1954 | Boardman-Stanfield Highway; became part of OR 6 |
| OR 54 | — | — | US 730/OR 2 east of Umatilla | US 30/OR 6 near Stanfield | c. 1954 | current | Umatilla-Stanfield Highway; concurrent with US 395; former portion of OR 6 |
| OR 55 | — | — | OR 12 near Richland | Halfway | 1941 | 1959 | Halfway Highway; became OR 12Y, now OR 481 |
| OR 56 | — | — | OR 2/US 30 in Portland | OR 2/US 30 in Fairview | 1941 | 1957 | T.H. Banfield Freeway; became part of rerouted OR 2 |
| OR 57 | — | — | OR 1/US 99 in Portland | OR 1/US 99 in Salem | 1948 | 1957 | Portland-Salem Expressway; became part of an extended OR 1 |
| OR 58 | — | — | OR 1W in Junction City | I-5/OR 1 in Albany | 1958 | current | former portion of OR 1E |
| OR 59 | — | — | I-5/OR 1 in Portland | OR 123 in Portland | 1958 | 2003 | Sandy Boulevard Highway; former alignment of OR 2; cosigned with US 30 Business; given to the city of Portland |
| OR 60 | — | — | US 199/OR 25 & OR 272 in Grants Pass | I-5/OR 1 in Rock Point | 1959 | current | Rogue River Highway; former alignment of OR 1 |
| OR 61 | — | — | I-5/OR 1 in Portland | I-5/OR 1 in Portland | 1960 | current | Stadium Freeway Highway; concurrent with I-405 |
| OR 62 | — | — | US 101/OR 9 in Florence | OR 1W in Eugene | 1966 | current | Florence-Eugene Highway; former portion of OR 34 from Florence to Mapleton and former OR 220 from Mapleton to Eugene |
| OR 63 | — | — | I-5/OR 1 in Seven Oaks | I-5/OR 1 south of Ashland | 1966 | current | Rogue Valley Highway; former portion of OR 1 |
| OR 64 | — | — | Washington | I-5/OR 1 in Tualatin | 1966 | current | East Portland Freeway Highway; concurrent with I-205 |
| OR 65 | — | — | I-5/OR 1 in Salem | OR 30 in Salem | 1966 | c. 1975 | Salem Freeway Highway; concurrent with I-305; may be revived for the additional bridge across the Willamette River |
| OR 66 | — | — | I-84/US 30/OR 6 in La Grande | I-84/US 30/OR 6 in Baker | 1968 | current | La Grande-Baker Highway; former alignment of OR 6; La Grande to North Powder was OR 343 from 1950 until 1968 (OR 343 was also part of OR 6 before that); concurrent with US 30 from North Powder to Baker |
| OR 67 | — | — | I-84/US 30/OR 6 west of Pendleton | I-84/US 30/OR 6 east of Pendleton | 1968 | current | Pendleton Highway; former alignment of OR 6; concurrent from US 30 |
| OR 68 | — | — | I-5 / OR 99E in Portland | I-205 / OR 64 in Portland | 1971 | current | Cascade Highway North; former portion of OR 160 |
| OR 69 | — | — | OR 62 in Eugene | I-5/OR 1 in Springfield | 1978 | current | Beltline Highway |
| OR 70 | — | — | Washington | I-84 / US 30 / OR 6 in in Umatilla County | 1973 | current | McNary Highway; concurrent with I-82 |
| OR 71 | — | — | US 26/OR 5 south of Austin | US 30/OR 7 in Baker | 1980 | current | Whitney Highway; formerly part of OR 13 and part of OR 410, with the west section entirely new |
| OR 72 | — | — | I-5/OR 1 north of Salem | I-5/OR 1 & OR 162 in Salem | 1985 | current | Salem Highway; former alignment of OR 1E |
| OR 73 | — | — | I-5/OR 1 in Roseburg | OR 425 south of Diamond Lake | 1985 | 2003 | North Umpqua Highway; former Douglas CRs 4 and 245; combined with OR 425 to create the new OR 138 |
| OR 75 | — | — | I-205/OR 1E near Milwaukie | OR 64 in Happy Valley | — | — | Sunrise Expressway |
| OR 81 | — | — | OR 1 in North Portland | OR 1 in Salem | 1937 | current | Pacific Highway East; more commonly known as OR 1E |
| OR 91 | — | — | OR 1 in North Portland | OR 1 & OR 15 in Eugene | 1937 | current | Pacific Highway West; more commonly known as OR 1W |
| OR 92 | — | — | Portland | OR 9 in Astoria | 1974 | current | Lower Columbia River Highway; concurrent with US 30; more commonly known as OR 2W |
| OR 100 | — | — | I-84/US 30/OR 2 at Lewis and Clark State Park | I-84/US 30/OR 2 in The Dalles | 1993 | current | Historic Columbia River Highway; former OR 125 (alignment of OR 2 until 1949) from Wood Village to Dodson; former OR 283 (alignment of OR 2 until 1964) in Cascade Locks; former OR 284 (alignment of OR 2 until 1986) and former portion of OR 26 (alignment of OR 2 until 1986) in Hood River; former portion of OR 292 (alignment of OR 2 until 1955) from Mosier to the Dalles; former portion of OR 26 (alignment of OR 2 until 1955) from current end of OR 26 north to OR 2 |
| OR 102 | — | — | US 101/OR 9 in Astoria | OR 29 at Forest Grove | 1931 | current | Nehalem Highway |
| OR 103 | — | — | US 26/OR 47 near Elsie | OR 102 at Jewell | 1941 | current | Fishhawk Falls Highway |
| OR 104 | — | — | US 101/OR 9 south of Warrenton | Fort Stevens State Park | 1946 | current | Fort Stevens Highway |
| OR 104Y | — | — | OR 104 in Warrenton | US 101/OR 9 in Warrenton | 1981 | 2010 | Fort Stevens Spur; former alignment of OR 3, later OR 9; renumbered OR 485 |
| OR 105 | — | — | OR 104 in Warrenton | US 101/OR 9 in Astoria | 1946 | current | Warrenton-Astoria Highway |
| OR 110 | — | — | US 30/OR 2W in Clatskanie | OR 102 at Mist | 1932 | current | Mist-Clatskanie Highway |
| OR 120 | — | — | North Portland | I-5/OR 1 & OR 1E in North Portland | 1931 | current | Swift Highway |
| OR 121 | — | — | US 99E/OR 1E in North Portland | Columbia Boulevard in North Portland | 1934 | 1942 | Lombard Street Highway; section from 10th Ave to OR 1E became part of an extended OR 123 and rest given to the city of North Portland |
| OR 122 | — | — | OR 1E in North Portland | Columbia Boulevard in North Portland | 1934 | 1986 | Vancouver Avenue Highway; Schmeer Road connection became part of OR 1E and rest given to the city of North Portland |
| OR 123 | — | — | US 30/OR 2W in Portland | I-84/US 30/OR 2 in Fairview | 1937 | current | Northeast Portland Highway; originally went from OR 121 to US 30/OR 2 (Sandy Blvd); extended west to OR 1E in 1942 replacing part of OR 121 (the rest of OR 121 was cancelled that day); extended west to US 30/OR 2 (now OR 2W) in 1954; extended east to its current terminus in 1958 replacing part of the old route of OR 2 (rest of old route was redesignated as OR 59, but was given to the city in 2003) |
| OR 124 | — | — | Sun Dial at the Columbia River | US 30/OR 2 in Troutdale | 1941 | 1965 | Sun Dial Highway |
| OR 125 | — | — | I-84/US 30/OR 2 in Troutdale | I-84/US 30/OR 2 in Dodson | 1949 | 1965 | Crown Point Highway; combined with OR 283, OR 284, and parts of OR 26 and OR 292 to create the new OR 100 in 1993 |
| OR 130 | — | — | US 101/OR 9 southwest of Hebo | OR 32 at Dolph | 1932 | current | Little Nestucca Highway |
| OR 131 | — | — | Oceanside | US 101/OR 9 & OR 37 in Tillamook | 1940 | current | Netarts Highway |
| OR 138 | — | — | I-5/OR 1 in Roseburg | US 97/OR 4 south of Chemult | c. 2003 | current | North Umpqua Highway; formerly OR 73 and OR 425 |
| OR 140 | — | — | OR 160 & OR 163 in Silverton | OR 29 in Hillsboro | 1931 | current | Hillsboro-Silverton Highway |
| OR 141 | — | — | I-5/OR 1 in Wilsonville | OR 144 in Beaverton | 1931 | current | Beaverton-Tualatin Highway |
| OR 142 | — | — | OR 140 south of Hillsboro | OR 40 in Beaverton | 1932 | current | Farmington Highway |
| OR 143 | — | — | OR 140 at Scholls | OR 40 west of Hillsdale | 1932 | current | Scholls Highway |
| OR 144 | — | — | I-5/OR 1 east of Tigard | US 26/OR 47 at Cedar Hills | 1960 | current | Beaverton-Tigard Highway; created as a bypass of OR 141 |
| OR 150 | — | — | OR 30 in Salem | OR 39 northeast of Dayton | 1931 | current | Salem-Dayton Highway |
| OR 151 | — | — | OR 29 in Yamhill | OR 1W in Newberg | 1931 | current | Yamhill-Newberg Highway |
| OR 152 | — | — | OR 1W in McMinnville | OR 1W | 1931 | 1967 | Three Mile Lane Highway; extended west over the old alignment of OR 1W to the new alignment of OR 1W in 1941 (the rest of the old alignment of OR 1W was renumbered OR 156); became part of OR 39 and a spur of OR 39; OR 39 spur was renumbered OR 483 in 2010; the eastern section was given to Yamhill County in 1989, and is now Cruickshank Road |
| OR 153 | — | — | OR 39 in Bellevue | OR 150 east of Hopewell | 1931 | current | Bellevue-Hopewell Highway |
| OR 154 | — | — | OR 153 | OR 39 southwest of Dayton | 1931 | current | Lafayette Highway |
| OR 155 | — | — | OR 1W north of Amity | OR 150 in Dayton | 1936 | current | Amity-Dayton Highway; extended northeast replacing part of OR 152 in 1954 |
| OR 156 | — | — | OR 39Y (formerly OR 152) in McMinnville | OR 1W in Dayton | 1941 | 1999 | McMinnville Highway; former alignment of OR 1W, and before that OR 3, and before that, OR 28; OR 152 extended west over the rest of the former alignment of OR 1W; given to the city of McMinnville |
| OR 157 | — | — | OR 39 west of Willamina | OR 39 east of Sheridan | 1959 | current | Willamina-Sheridan Highway; former alignment of OR 39, and before that, OR 32 |
| OR 160 | — | — | OR 40 in Silverton | OR 1E in Oregon City | 1931 | current | Cascade Highway South |
| OR 161 | — | — | OR 1E north of Woodburn | OR 171 in Estacada | 1935 | current | Woodburn-Estacada Highway |
| OR 162 | — | — | OR 72 in Salem | US 20/OR 16 west of Suttle Lake | 1931 | current | North Santiam Highway |
| OR 163 | 44.79 | 72.08 | OR 140/160 in Silverton | OR 162 west of Shaw | 1931 | current | Silver Creek Falls Highway |
| OR 164 | — | — | Clackamas county line north of Aurora | Aurora | 1936 | — | Butteville Road-Hubbard Highway |
| OR 164 | — | — | I-5/OR 1 in Millersburg | I-5/OR 1 north of Jefferson | 1945 | current | Jefferson Highway; former alignment of OR 1E |
| OR 165 | — | — | OR 162 near Aumsville | OR 162 near Mehama | 1961 | 1967 | Aunsville-Mehama Highway; former alignment of OR 162 |
| OR 170 | — | — | OR 1E near Canby | OR 161 near Molalla | 1941 | 1994 | Canby-Marquam Highway |
| OR 171 | — | — | OR 1E in Milwaukie | Near Ripplebrook | 1947 | current | Clackamas Highway |
| OR 172 | — | — | OR 171 in Eagle Creek | US 26/OR 26 in Sandy | 1947 | current | Clackamas Highway |
| OR 173 | — | — | US 26/OR 26 east of Government Camp | Timberline Lodge | 1950 | current | Timberline Highway |
| OR 174 | — | — | OR 171 near Rockcreek | US 26/OR 26 west of Sandy | 1977 | current | Clackamas-Boring Highway |
| OR 180 | — | — | US 20/OR 33 at Eddyville | US 20/OR 33 at Blodgett | 1931 | current | Eddyville-Blodgett Highway |
| OR 181 | — | — | US 20/OR 33 north of Toledo | US 101/OR 9 at Kernville | 1931 | current | Siletz Highway |
| OR 182 | — | — | Devils Punch Bowl State Natural Area | US 101/OR 9 north of Newport | 1947 | 2005 | Otter Rock Highway; now First Street |
| OR 189 | — | — | OR 191 near Dallas | US 20/OR 33 near Rickreall | 1953 | current | Kings Valley Highway |
| OR 190 | — | — | US 99W/OR 1W near Rickreall | US 20/OR 33 near Wren | 1931 | 1944 | Kings Valley Highway; portion became part of OR 191, rest (Elkins Road) decommissioned in exchange for creation of OR 194 |
| OR 191 | — | — | OR 30 near Dallas | US 20/OR 33 near Wren | 1931 | current | Kings Valley Highway; until 1944, followed Fishback Road and Smith Road to OR 190 |
| OR 192 | — | — | OR 30 near Dallas | OR 189 in Dalls | 1931 | 1963 | Dallas-Dolph Corner Highway; became part of OR 191 |
| OR 193 | — | — | OR 99W / OR 194 in Monmouth | OR 30 west of Salem | 1931 | current | Independence Highway |
| OR 194 | — | — | OR 191 south of Dallas | OR 193/OR 1W in Monmouth | 1944 | current | Monmouth Highway |
| OR 200 | — | — | North of Curtin | OR 1W in Monroe | 1931 | current | Territorial Highway |
| OR 201 | — | — | Southwest of Alsea | OR 27 at Alsea | 1931 | current | Alsea-Deadwood Highway |
| OR 202 | — | — | north of Corvallis | Lewisville | 1936 | 1951 | Tampico-Lewisville Highway; now Tampico Road |
 OR 204
|
41.89 | 67.42 | OR 11 north of Weston | OR 82 in Elgin | 1935 | current | |
 OR 205
|
73.35 | 118.05 | Roaring Springs Ranch | OR 78 east of Burns | 1935 | current | |
 OR 206
|
101.66 | 163.61 | I-84 / US 30 at Celilo | OR 74 in Heppner | 1935 | current | |
 OR 207
|
152.30 | 245.10 | US 26 in Mitchell | US 730 west of Cold Springs | 1935 | current | |
 OR 209
|
— | — | OR 62 | OR 58 at Crescent Lake Junction | 1935 | c. 1954 | |
 OR 210
|
— | — | OR 1W in Corvallis | US 20/OR 16 in Lebanon | 1931 | current | Corvallis-Lebanon Highway; originally went from Corvallis to Albany and was named Corvallis-East Side Highway rerouted to current route in 1961 and name changed to current name; old route to Albany is now Riverside Drive |
| OR 211 | — | — | US 20/OR 16 at Crabtree Corners | OR 162 at Mehama | 1931 | current | Albany-Lyons Highway |
| OR 212 | — | — | OR 1E in Halsey | US 20/OR 16 in Sweet Home | 1931 | current | Halsey-Sweet Home Highway |
| OR 213 | — | — | OR 162 at Mehama | OR 162 at Mill City | 1943 | 1961 | Mehama-Mill City Highway; portions became section of OR 211 and connection to OR 162; rest decommissioned |
| OR 214 | — | — | OR 1E at Albany | US 20/OR 31 at Albany | 1941 | 1958 | Albany Airport Highway; became a connection of OR 1E |
 OR 215
|
— | — | OR 15 south of Belknap Springs | US 20/OR 16 west of Santiam Junction | 1955 | current | Clear Lake-Belknap Springs Highway |
 OR 216
|
61.30 | 98.65 | US 26 near Bear Springs | US 97 in Grass Valley | 1935 | current | |
 OR 218
|
42.08 | 67.72 | US 97 at Shaniko | OR 19 in Fossil | 1935 | current | |
| OR 220 | — | — | OR 34 in Mapleton | OR 1W in Eugene | 1931 | 1966 | Mapleton-Eugene Highway; became part of the new OR 62 |
| OR 221 | — | — | OR 1 near Walker | Eugene | 1931 | 1966 | Fox Hollow Highway; now Fox Hollow Road |
| OR 222 | — | — | OR 226 in Creswell | OR 15 in Springfield | 1931 | current | Springfield-Creswell Highway |
| OR 223 | — | — | OR 1 in Junction City | OR 1 in Eugene | 1935 | 1994 | Junction City-Eugene Highway |
| OR 224 | — | — | OR 1 in Eugene | OR 220 in Eugene | 1940 | 1955 | W. 7th Street-W. 11th Street Highway |
| OR 225 | — | — | OR 1 in Creswell | OR 15 in Springfield | 1951 | current | McVay Highway; former alignment of OR 1 |
| OR 226 | — | — | OR 1 in Divide | OR 1 in Goshen | 1957 | current | Goshen-Divide Highway; former alignment of OR 1 |
| OR 227 | — | — | OR 1W in Eugene | OR 15 in Springfield | 1955 | current | Eugene-Springfield Highway |
| OR 228 | — | — | OR 227 in Springfield | OR 15 in Springfield | 1960 | current | Springfield Highway |
| OR 229 | — | — | OR 62 in Mapleton | OR 1W near Junction City | 1966 | current | Mapleton-Junction City Highway; formerly part of OR 34 |
| OR 230 | — | — | OR 22 at Trail | South of Tiller | 1931 | current | Tiller-Trail Highway |
| OR 231 | — | — | I-5/OR 1 in Sutherlin | OR 45 in Elkton | 1931 | current | Elkton-Sutherlin Highway |
| OR 232 | — | — | OR 233 | Crater Lake National Park | 1937 | 1984 | Crater Lake North Highway; section combined with OR 425, rest given to National Park Service |
| OR 233 | — | — | OR 22 near Union Creek | OR 138 near Diamond Lake | 1937 | current | West Diamond Lake Highway |
 OR 234
|
17.78 | 28.61 | I-5 west of Gold Hill | OR 62 north of Eagle Point | 1935 | current | |
 OR 235
|
— | — | US 99 southeast of Dillard | OR 38 in Drain | 1956 | c. 1962 | former US 99, which was rerouted via I-5; US 99 was rerouted back onto this road |
 OR 236
|
— | — | OR 62 in Eagle Point | US 97 in Klamath Falls | 1935 | c. 1940 | |
 OR 238
|
38.93 | 62.65 | US 199/OR 99 south of Grants Pass | OR 99 in Medford | 1935 | current | |
| OR 240 | — | — | Cape Arago State Park | US 101/OR 9 in North Bend | 1931 | current | Cape Arago Highway |
| OR 241 | — | — | US 101/OR 9 in Coos Bay | East of Nesika County Park | 1931 | current | Coos River Highway |
| OR 242 | — | — | Powers | OR 35 southeast of Myrtle Point | 1931 | current | Powers Highway |
| OR 244 | — | — | US 101/OR 9 in Bandon | OR 35 in Coquille | 1957 | current | former alignment of OR 9 (OR 3 before 1920) |
| OR 250 | — | — | US 101/OR 9 north of Port Orford | Cape Blanco State Park | 1932 | current | Cape Blanco Highway |
| OR 251 | — | — | Port Orford Heads State Park | US 101/OR 9 in Port Orford | 1933 | current | Port Orford Highway |
| OR 255 | — | — | US 101/OR 9 in Brookings | US 101 south of Gold Beach | 1999 | current | Carpenterville Highway |
| OR 260 | — | — | US 199/OR 25 southwest of Grants Pass | Grants Pass | 1931 | current | Rogue River Loop Highway |
| OR 270 | — | — | OR 22 near White City | OR 21 in Klamath Falls | 1931 | current | Lake of the Woods Highway |
| OR 273 | — | — | I-5/OR 1 south of Siskiyou Summit | OR 21 southeast of Ashland | 1938 | current | Siskiyou Highway |
| OR 281 | — | — | OR 26 at Mt. Hood | US 30/OR 100 in Hood River | 1931 | current | Hood River Highway |
| OR 282 | — | — | OR 281 south of Hood River | OR 26 south of Hood River | 1940 | current | Odell Highway |
| OR 293 | — | — | US 97/OR north of Madras | OR 291 in Antelope | 1971 | current | Antelope Highway |
| OR 331 | — | — | I-84/US 30/OR 6 southeast of Pendleton | OR 8 northeast of Pendleton | 1957 | current | Umatilla Mission Highway |
| OR 332 | — | — | Washington state line | OR 8 north of Milton-Freewater | 1931 | current | Sunnyside-Umapine Highway |
| OR 334 | — | — | OR 36 north of Myrick | OR 8 east of Athena | 1936 | current | Athena-Holdman Highway |
| OR 335 | — | — | OR 8 northeast of Pendleton | Helix | 1936 | current | Havana-Helix Highway |
| OR 339 | — | — | OR 11 in Milton-Freewater | Washington state line | 1946 | current | Freewater Highway; former alignment of OR 8 |
| OR 340 | — | — | I-84/OR 6 northeast of Baker | OR 66 in Union | 1931 | current | |
| OR 342 | — | — | OR 66 in Union | OR 10 in Island City | 1931 | current | |
| OR 343 | — | — | I-84/US 30/OR 6 in La Grande | I-84/US 30/OR 6 in North Powder | 1950 | 1973 | former alignment of OR 6; became part of the new OR 66 in 1968, except for a small portion in North Powder; remainder cancelled in 1973 |
| OR 350 | — | — | OR 10 / OR 351 in Joseph | Imnaha | 1931 | current | Little Sheep Creek Highway |
| OR 351 | — | — | South of Wallowa Lake | OR 10 / OR 350 in Joseph | 1937 | current | Joseph-Wallowa Lake Highway |
| OR 361 | — | — | US 97/OR 4 southeast of Culver | US 26/US 97/OR 4 in Madras | 1947 | current | Culver Highway; former alignment of OR 4 |
| OR 370 | — | — | US 97/OR 4 north of Redmond | OR 41 in Prineville | 1931 | current | O'Neil Highway |
| OR 380 | — | — | US 26/OR 41 in Prineville | East of Paulina | 1931 | current | Paulina Highway |
| OR 400 | — | — | OR 6 in John Day | OR 7 northeast of Borns | 1931 | 1933 | Canyon City-Burns Highway; renumbered OR 48 |
| OR 402 | — | — | OR 5 at Kimberly | US 395/OR 28 in Long Creek | 1933 | current | Kimberly-Long Creek Highway |
| OR 410 | — | — | Sumpter | OR 71 southeast of Sumpter | 1931 | current | Sumpter Highway; truncated in 1980 when the new OR 71 replaced part of this road |
| OR 411 | — | — | OR 181 in Siletz | OR 180 in Nashville | 1980 | current | Signed as Logsden Road. Was never state-maintained. |
| OR 413 | — | — | OR 12Y / OR 414 in Halfway | Cornucopia | 1941 | current | Halfway-Cornucopia Highway |
| OR 414 | — | — | OR 12Y / OR 413 in Halfway | OR 12 east of Halfway | 1941 | current | Pine Creek Highway |
| OR 415 | — | — | US 26/OR 5 near Unity | OR 71 near Salisbury | 1980 | current | Dooley Mountain Highway; former portion of OR 13 |
| OR 422 | — | — | South of Klamath Agency (former OR 427) | US 97/OR 4 southwest of Chiloquin | 1931 | current | Chiloquin Highway |
| OR 422Y | — | — | OR 422 in Chiloquin | Chiloquin | 1931 | 2010 | Chiloquin Spur; renumbered OR 488 |
| OR 425 | — | — | OR 73 south of Diamond Lake | US 97/OR 4 south of Chemult | 1937 | 2003 | East Diamond Lake Highway; combined with OR 73 to create the new OR 138 |
| OR 426 | — | — | SR 139 towards Alturas, CA | OR 50 | 1937 | current | Hatfield Highway |
| OR 427 | — | — | US 97/OR 4 in Klamath Agency | US 97/OR 4 in Modoc Point | 1940 | 1987 | Modoc Point Highway; former alignment of OR 4; now Modoc Point Road |
| OR 428 | — | — | OR 22 in Fort Klamath | US 97/OR 4 | 1948 | c. 1984 | Sun Mountain Highway |
| OR 429 | — | — | Near Crescent Lake | OR 18 at Crescent Lake Junction | 1951 | current | Crescent Lake Highway |
| OR 430 | — | — | OR 7 near Riley | OR 31 at Valley Falls | 1931 | 1933 | Yellowstone Cut-off Highway; renumbered OR 49 |
| OR 431 | — | — | US 395/OR 19 north of Lakeview | SR 140 towards Winnemucca, NV | 1931 | current | Warner Highway |
| OR 442 | — | — | US 20/US 395/OR 7 in Burns | US 95/OR 456 at Burns Junction | 1939 | current | origninally Rome-Princeton Highway; Crane to Princeton was part of OR 441 until 1954, when OR 442 was renamed Crane-Scotts Butte Highway; Burns to Crane was OR 24 until 1965, when it was renamed Steens Highway (as it is today), with one section become a spur to Crane; the spur to Crane was cancelled in 1966 |
| OR 450 | — | — | OR 490 | US 20/US 26/OR 7 in Nyssa | 1931 | current | Succor Creek Highway |
| OR 450Y | — | — | OR 450 southwest of Adrian | SH-18 towards Parma, ID | 1971 | 2010 | Parma Spur; former OR 452; renumbered OR 489 |
| OR 450Y | — | — | SH-19 towards Homedale, ID | OR 450 | 1947 | 2010 | Homedale Spur; former OR 455; renumbered OR 490 |
| OR 451 | — | — | US 20/OR 7 southwest of Vale | US 20/OR 7 in Vale | 1931 | current | Vale-West Highway |
| OR 452 | — | — | OR 450 southwest of Adrian | SH-18 towards Parma, ID | 1931 | 1971 | Adrian-Parma Highway; renumbered 450Y; now 489 |
| OR 453 | — | — | OR 454 southeast of Adrian | Idaho state line | 1931 | current | Adrian-Arena Valley Highway |
| OR 454 | — | — | OR 489 southeast of Adrian | Idaho state line | 1931 | current | Adrian-Caldwell Highway |
| OR 455 | — | — | SH-19 towards Homedale, ID | OR 450 | 1931 | 1947 | Homedale Spur Highway; renumbered OR 450Y; now OR 490 |
| OR 455 | — | — | I-84/US 30/OR 6 south of Huntington | US 20/US 26/OR 7 in Cairo Junction | 1956 | current | Olds Ferry-Ontario Highway; former alignment of OR 6 |
| OR 455Y | — | — | SH-52 in Payette, ID | OR 455 north of Ontario | 1956 | 2010 | Payette Spur; former OR 6Y; renumbered OR 492 |
| OR 480 | — | — | US 97/OR 4 in Bend | US 20, OR 7 & OR 17 in Bend | 2010 | current | 3rd Street Spur; former OR 4Y; concurrent with US 97B |
| OR 481 | — | — | OR 12 northeast of Richland | OR 413 / OR 414 in Halfway | 2010 | current | Halfway Spur; former OR 12Y; formerly part of a longer OR 55 |
| OR 482 | — | — | I-5/OR 25 in Grants Pass | I-5/OR 1 in Grants Pass | 2010 | current | Redwood Highway Spur; former OR 25Y, and before that, was part of OR 1 |
| OR 483 | — | — | OR 1W in McMinnville | OR 39 | 2010 | current | former OR 39Y; was part of a longer OR 152 before 1967 |
| OR 484 | — | — | OR 50 in Klamath Falls | OR 20 in Klamath Falls | 2010 | current | Esplanade Spur; former OR 50Y; concurrent with US 97B |
| OR 485 | — | — | OR 104 in Warrenton | US 101/OR 9 in Warrenton | 2010 | current | Fort Stevens Spur; former OR 104Y; former alignment of OR 3, later OR 9 |
| OR 488 | — | — | OR 422 in Chiloquin | Chiloquin | 2011 | current | Chiloquin Spur; former OR 422Y |
| OR 489 | — | — | OR 450 southwest of Adrian | SH-18 towards Parma, ID | 2010 | current | Parma Spur; former OR 452 and OR 450Y |
| OR 490 | — | — | SH-19 towards Homedale, ID | OR 450 | 1947 | 2010 | Homedale Spur; former OR 455 and OR 450Y |
| OR 492 | — | — | SH-52 in Payette, ID | OR 455 north of Ontario | 2010 | current | Payette Spur; former OR 455Y, and before that, OR 6Y |
| OR 900 | — | — | OR 27 near Gales Creek | OR 8 in Forest Grove | 1936 | current | unnumbered |