List of hillside letters in Oregon

{{Short description|none}}

{{Use mdy dates|date=April 2025}}

{{main|List of hillside letters}}{{geoGroup}}

This is a list of hillside letters (also known as mountain monograms) in the U.S. state of Oregon.{{Cite book |last=Corning|first=Evelyn|title=Hillside Letters A to Z : A Guide to Hometown Landmarks|publisher=Mountain Press Publishing Company|year=2007|location=Missoula, Mont.}}{{Citation|last=Rocha|first=Guy|title=Hillside Letters: In Plain Sight But Not Intended for Planes|journal=Sierra Sage|date=June 2004|url=http://nsla.nevadaculture.org/index.php?option=com_content&task=view&id=773&Itemid=418|access-date=2011-08-09|archive-url=https://web.archive.org/web/20110722132431/http://nsla.nevadaculture.org/index.php?option=com_content&task=view&id=773&Itemid=418|archive-date=2011-07-22|url-status=dead}}{{Cite journal|last=Parsons|first=James J.|title=Hillside Letters in the Western United States|journal=Landscape|volume=30|issue=1|pages=15–23 | location = Santa Fe, N.M.|year=1988|url=http://www.deuceofclubs.com/mts/heres_why.htm|accessdate=2011-08-09}} There are at least 39 hillside letters, acronyms, and messages in the state, possibly more; primarily in small towns in the arid eastern half of the state.

{{Incomplete list|date=June 2011}}

class="wikitable sortable" style="border:1px solid #aaa; border-collapse:collapse"
Monogram	Town	Description	Location
A	Adrian		{{coord|43.737
117.0934|type:landmark_region:US|name=Adrian}}
A	Arlington		{{coord|45.7216
120.1988|type:landmark_region:US|name=Arlington}}
B	Baker		{{coord|44.779
117.8896|type:landmark_region:US|name=Baker}}
B	Barview		{{coord|45.572
123.9397|type:landmark_region:US|name=Barview}}
B	Bonanza	Bonanza Jr./Sr. High School	{{coord|42.1851005
121.4056637|type:landmark_region:US|name=Bonanza}}
BR	Unity	Burnt River School	{{coord|44.4567
118.2068|type:landmark_region:US|name=Burnt River School}}
CHS (uncertain existence)	Condon	Condon High School	{{coord|45.2374
120.1846|type:landmark_region:US|name=Condon High School}} (uncertain location)
C	Crane		{{coord|43.4222
118.5749|type:landmark_region:US|name=Crane}}
C	Culver		{{coord|44.4833
121.2234|type:landmark_region:US|name=Culver}}
CC	Prineville	Crook County High School	{{coord|44.2928
120.8332|type:landmark_region:US|name=Crook County High School}}
D (uncertain existence)	The Dalles	The Dalles High School	{{coord|45.5957
121.1879|type:landmark_region:US|name=Dalles High School}} (uncertain location)
D	Dayville		{{coord|44.4758
119.5105|type:landmark_region:US|name=Dayville}}
D	Dufur		{{coord|45.458
121.1387|type:landmark_region:US|name=Dufur}}
E	Elgin		{{coord|45.5686
117.9057|type:landmark_region:US|name=Elgin}}
E	Eugene	Eugene High School (Now South Eugene High School)	{{coord|44.0578
123.09478|type:landmark_region:US|name=Eugene}}
G	Garibaldi		{{coord|45.5623
123.9201|type:landmark_region:US|name=Garibaldi}}
H	Harper		{{coord|43.8496
117.5974|type:landmark_region:US|name=Harper}}
H	Klamath Falls	Henley High School	{{coord|42.21
121.697|type:landmark_region:US|name=Henley High School}}
HL	Hot Lake		{{coord|45.2426
117.9597|type:landmark_region:US|name=Hot Lake}}
H	Huntington		{{coord|44.361
117.2631|type:landmark_region:US|name=Huntington}}
I	Imnaha		{{coord|45.5601
116.8377|type:landmark_region:US|name=Imnaha}} (uncertain location)
I	Ione		{{coord|45.4973
119.8273|type:landmark_region:US|name=Ione}}
JV	Jordan Valley		{{coord|42.9788
117.0577|type:landmark_region:US|name=Jordan Valley}}
K	Klamath Falls	Klamath Union High School	{{coord|42.239
121.7695|type:landmark_region:US|name=Klamath Falls}}
L (no longer exists)	La Grande		{{coord|45.3206
118.111|type:landmark_region:US|name=La Grande}}
L	Lakeview		{{coord|42.2008
120.3353|type:landmark_region:US|name=Lakeview}}
LR	Merrill	Lost River Jr./Sr. High School	{{coord|42.025805
121.5213427|type:landmark_region:US|name=Lost River}}
M	Madras		{{coord|44.6325
121.1383|type:landmark_region:US|name=Madras}}
M	Mapleton		{{coord|44.0374
123.8525|type:landmark_region:US|name=Mapleton}}
M	Klamath Falls	Mazama High School	{{coord|42.2256
121.7046|type:landmark_region:US|name=Mazama High School}}
M (uncertain existence)	Milton-Freewater		{{coord|45.9398
118.3956|type:landmark_region:US|name=Milton-Freewater}} (uncertain location)
M	Mitchell		{{coord|44.5686
120.1528|type:landmark_region:US|name=Mitchell}}
M	Monument		{{coord|44.8240
119.4181|type:landmark_region:US|name=Monument}}
MV	Mount Vernon		{{coord|44.4244
119.1184|type:landmark_region:US|name=Mount Vernon}}
O	Oakridge		{{coord|43.7506
122.4670|type:landmark_region:US|name=Oakridge}}
OT	Klamath Falls	Oregon Institute of Technology	{{coord|42.2636
121.7832|type:landmark_region:US|name=Oregon Institute of Technology}}
P	Paisley		{{coord|42.6922
120.5733|type:landmark_region:US|name=Paisley}}
P	Prairie City		{{coord|44.4656
118.7071|type:landmark_region:US|name=Prairie City}}
RR	Rogue River		{{coord|42.4518
123.1571|type:landmark_region:US|name=Rogue River}}
SWC	Maupin	South Wasco County High School	{{coord|45.1815
121.0755|type:landmark_region:US|name=South Wasco County High School}}
O	Eugene	University of Oregon	{{coord|44.0577
123.0927|type:landmark_region:US|name=University of Oregon}}
V	Vale		{{coord|43.9793
117.2266|type:landmark_region:US|name=Vale}}
W (uncertain existence)	The Dalles	Wahtonka High School	{{coord|45.6249
121.2243|type:landmark_region:US|name=Wahtonka High School}} (uncertain location)
W	Wallowa		{{coord|45.5775
117.5221|type:landmark_region:US|name=Wallowa}}
WARM SPRINGS	Warm Springs		{{coord|44.7685
121.2686|type:landmark_region:US|name=Warm Springs}}