This page is not the actual watchlist, it is located here.
- 12th World Scout Jamboree
- 1970 Idaho gubernatorial election - GA
- 2008 Humanitarian Bowl - FA
- 2016 Famous Idaho Potato Bowl - GA
- 49th parallel north
- A. L. Freehafer
- Aberdeen High School (Aberdeen, Idaho)
- Aberdeen, Idaho
- Acequia, Idaho
- Ada County, Idaho
- Adam Deadmarsh
- Agriculture in Idaho
- Alameda, Idaho
- Alan G. Lance
- Albeni Falls Dam
- Albertsons LLC - B
- Albion State Normal School
- Albion, Idaho
- Beulah Ream Allen - GA
- Almo, Idaho
- Almon Asbury Lieuallen House
- Alturas County, Idaho
- Amalgamated Sugar Company
- American Dog Derby
- American Falls Dam
- American Falls High School
- American Falls, Idaho
- AMI Semiconductor
- Ammon, Idaho
- Anderson Ranch Dam
- Arbon Valley, Idaho
- Arboretum Park
- Arco, Idaho
- Are They Going To Hang My Papa?
- Arimo, Idaho
- Leonard J. Arrington - GA
- Arrowrock Dam
- Art Troutner Houses Historic District
- Ashton, Idaho
- Assay Office (Boise, Idaho)
- Athol, Idaho
- Atlanta, Idaho
- Atomic City, Idaho
- Avery, Idaho
- Bald Mountain (Idaho)
- Bancroft, Idaho
- Bannock War
- Bart Davis
- Basalt, Idaho
- Battle of White Bird Canyon
- Bayhorse, Idaho
- Bear Lake (Idaho-Utah)
- Bear Lake High School
- Bear River Massacre Site
- Bear River Mountains
- Beaverhead crater
- Bellevue, Idaho
- Bengoechea Hotel
- Bern, Idaho
- Bethany Memorial Chapel (Kendrick, Idaho)
- Big Hole National Forest
- Big Southern Butte
- Big Springs (Idaho)
- Big Wood River
- Bishop Kelly High School
- Bitterroot Mountains
- Blackfoot High School
- Blackfoot Mountains
- Blackfoot River (Idaho)
- Blackfoot, Idaho
- Bliss Dam
- Bliss, Idaho
- Bloomington, Idaho
- Bob Addy
- Boise Airport - B
- Boise Cascade
- Boise Centre on the Grove
- Boise County, Idaho
- Boise Idaho Temple
- Boise metropolitan area
- Boise National Forest - FA
- Boise River
- Boise School District
- Boise State University
- Boise Towne Square - B
- Boise Weekly
- Boise, Idaho
- Bonanza, Idaho
- Bonner County Daily Bee
- Bonners Ferry High School
- Bonners Ferry, Idaho
- Bonneville High School (Idaho Falls, Idaho)
- Borah Peak
- William Borah - FA
- Bovill, Idaho
- Bowmont, Idaho
- Bronco Stadium
- Brownlee Dam
- Brundage Mountain
- Bruneau-Jarbidge caldera
- Bruneau River
- Bruneau, Idaho
- Buhl High School
- Buhl, Idaho
- William M. Bunn
- Burke Canyon - GA
- Burke, Idaho - GA
- Burley micropolitan area
- Burley Municipal Airport
- Burley, Idaho
- Burlington Northern Railroad
- Butte City, Idaho
- Butte County High School
- Capital_punishment_in_Idaho
- C. J. Strike Dam
- C. J. Strike Reservoir
- Cabinet Gorge Dam
- Cabinet Mountains
- Cabinet National Forest
- Cache National Forest
- Cache Valley
- Caldwell High School (Caldwell, Idaho)
- Caldwell Industrial Airport
- Caldwell, Idaho
- Caleb Lyon
- Calvin Cobb
- Camas Meadows Battle Sites
- Camas prairie
- Cambridge, Idaho
- Capital High School (Boise, Idaho)
- Carey High School (Carey, Idaho)
- Carey, Idaho
- Caribou Mountains (Idaho)
- Cascade, Idaho
- Cassia National Forest
- Castleford, Idaho
- Cataldo, Idaho
- Centennial High School (Boise, Idaho)
- Central Idaho
- Century High School (Pocatello, Idaho)
- Challis Airport
- Challis Arc
- Challis, Idaho
- Charles Moyer
- Chicago, Milwaukee, St. Paul and Pacific Railroad
- Chief Looking Glass
- Chris Horn
- Chubbuck, Idaho
- Citizen legislature
- Clark Fork, Idaho
- Clarkia fossil beds
- Clarkia, Idaho
- Clayton, Idaho
- Clearwater Mountains
- Clearwater National Forest
- Clifton, Idaho
- Cobalt, Idaho
- Coeur d'Alene Air Terminal
- Coeur d'Alene miners' dispute
- Coeur d'Alène Mountains
- Coeur d'Alene Reservation
- Coeur d'Alene River
- Coeur d'Alene, Idaho - GA
- Cold Springs Pegram Truss Railroad Bridge
- Coldwater Creek
- Columbia Basin
- Columbia District
- Columbia River Basalt Group
- Columbia River Plateau
- Community School (Sun Valley, Idaho)
- Comptonia columbiana - B, DYK
- Continental Divide Trail
- Copeland, Idaho
- Cordelia Lutheran Church
- Cottonwood, Idaho
- Council High School (Idaho)
- Council, Idaho
- Larry Craig - B
- Craigmont, Idaho
- Craters of the Moon National Monument and Preserve - FA
- Craters of the Moon National Wilderness
- Crouch, Idaho
- CSN International translators
- Culdesac, Idaho
- Curlew National Grassland
- Cutthroat trout - FA
- Dalton Gardens, Idaho
- David P. Thompson
- David W. Ballard
- Dayton, Idaho
- Deadwood Reservoir
- Deary, Idaho
- Declo, Idaho
- Deer Flat National Wildlife Refuge
- Dent Bridge
- Dietrich, Idaho
- Dollar mountain
- Donation Land Claim Act
- Donnelly, Idaho
- Dover, Idaho
- Downey, Idaho
- Driggs, Idaho
- Drummond, Idaho
- Dubois, Idaho
- Dworshak Dam
- Dworshak National Fish Hatchery
- E. L. "Shorty" Fuller
- Eagle Academy (Eagle, Idaho)
- Eagle High School
- Eagle Rock (Idaho)
- Eagle, Idaho
- East Hope, Idaho
- Eastern Idaho
- Eastern Idaho Technical College
- EBOR
- Eden, Idaho
- Edward A. Stevenson
- Edward Dexter Holbrook
- Edwin P. Wilson
- Effect Radio
- Eliza R. Snow Performing Arts Center
- Elk River, Idaho
- Elmwood Cemetery (Gooding, Idaho)
- Emmett, Idaho
- Empire Builder
- Environment of Idaho
- Episcopal Diocese of Idaho
- Episcopal Diocese of Spokane
- F. Lewis Clark
- Fairfield, Idaho
- Ferdinand, Idaho
- Fernan Lake Village, Idaho
- Fernwood, Idaho
- Filer High School
- Filer, Idaho
- Firth High School
- Firth, Idaho
- Fish Haven, Idaho
- Flag of Idaho
- Fort Boise
- Fort Hall
- Fort Hall, Idaho
- Francois Payette
- Frank Church-River of No Return Wilderness
- Frank Steunenberg
- Franklin Historic Properties
- Franklin Middle School (Pocatello, Idaho)
- Franklin, Idaho
- Friedman Memorial Airport
- Fruitland, Idaho
- Galena Summit
- Garden City, Idaho
- Garden Valley High School
- Garden Valley, Idaho
- Garwood, Idaho
- Gem County, Idaho
- Gem State Dam
- Gem Valley, Idaho
- Genesee Exchange Bank
- Genesee, Idaho
- Geology of Idaho
- Geology of the Pacific Northwest
- George Ainsile
- George Ainslie (delegate)
- George Ainslie (Idaho)
- George L. Shoup
- George Pettibone
- Georgetown, Idaho
- Gilmore and Pittsburgh Railroad
- Glenns Ferry, Idaho
- Gooding, Idaho
- Gospel Hump Wilderness
- Grace High School
- Grace Jordan
- Grace, Idaho
- Grand Army of the Republic Hall (Boise, Idaho)
- Grand Lodge of Idaho
- Grand Teton Council
- Grand View, Idaho
- Grangeville, Idaho
- Grays Lake (Idaho)
- Great Northern Railway (U.S.)
- Greenleaf, Idaho
- H. F. Samuels
- Hagerman Fossil Beds National Monument
- Hagerman, Idaho
- Hailey, Idaho
- Hamer, Idaho
- Hansen High School
- Hansen, Idaho
- Harrison, Idaho
- Hauser, Idaho
- Bill Haywood - GA
- Hayden Lake, Idaho
- Hayden, Idaho
- Hazelton, Idaho
- Hells Canyon
- Hells Canyon Dam
- Hells Canyon Wilderness (Oregon and Idaho)
- Hells Gate State Park
- Henry's Lake National Forest
- Henry Howell (Mormon)
- Henrys Lake
- Hercules Mine, Idaho
- Herrett Observatory
- Heyburn, Idaho
- Highland High School (Craigmont, Idaho)
- Highland High School (Pocatello, Idaho)
- Hill City, Idaho
- Hillcrest High School (Ammon, Idaho)
- Historical outline of Idaho
- History of Idaho
- Hobo Cedar Grove Botanical Area
- Holbrook, Idaho
- Hollister, Idaho
- Holt Arena
- Homedale High School
- Homedale, Idaho
- Hope, Idaho
- Horseshoe Bend High School
- Horseshoe Bend, Idaho
- Hotel Bovill (Idaho)
- Hudson's Bay Company
- Huetter, Idaho
- Hyde Park, Boise, Idaho
- Idacorp
- Idaho - B
- Idaho Air National Guard - B
- Idaho Alcoholic Beverage Control
- Idaho Botanical Garden
- Idaho Building
- Idaho census statistical areas
- Idaho Centennial Trail
- Idaho City High School
- Idaho City, Idaho
- Idaho Commission for Libraries
- Idaho Democratic Party
- Idaho Falls Chukars
- Idaho Falls High School
- Idaho Falls Idaho Temple
- Idaho Falls metropolitan area
- Idaho Falls Regional Airport
- Idaho Falls, Idaho
- Idaho gubernatorial election, 1990
- Idaho gubernatorial election, 1994
- Idaho gubernatorial election, 1998
- Idaho gubernatorial election, 2002
- Idaho gubernatorial election, 2006
- Idaho gubernatorial elections
- Idaho in the American Civil War
- Idaho Leadership Academy
- Idaho Legislature
- Idaho Lottery
- Idaho Museum of Natural History
- Idaho Panhandle
- Idaho Panhandle National Forest
- Idaho Potato Commission
- Idaho Potato Museum
- Idaho Power Company
- Idaho Republican Party
- Idaho State Arboretum
- Idaho State Capitol
- Idaho State Highway 16
- Idaho State Highway 28
- Idaho State Highway 3
- Idaho State Highway 41
- Idaho State Highway 44
- Idaho State Highway 51
- Idaho State Highway 55
- Idaho State Highway 69
- Idaho State Highway 8
- Idaho State Historical Society
- Idaho State Journal
- Idaho State University
- Idaho Territory
- Idaho Transportation Department
- Idaho Vandals
- Idaho wine
- Idaho World War II Army Airfields
- Inkom, Idaho
- Inland Empire (Pacific Northwest)
- Interstate 15 in Idaho
- Interstate 84 in Idaho
- Interstate 86 (Idaho) - GA
- Interstate 90 in Idaho
- Iona, Idaho
- Irwin, Idaho
- Island Park, Idaho
- J. Berkeley Larsen
- J. R. Simplot
- Jackson micropolitan area
- Jacob K. Shafer
- James O'Neill (Washington politician)
- Jarbidge
- Jerome High School
- Jerome, Idaho
- Jerry Brady
- Jesse Rutherford, Jr.
- John Baldwin Neil
- John H. Groberg
- John Hailey
- John N. Irwin
- John R. McBride
- Johnson Creek Airport
- Julia Davis Park
- Juliaetta, Idaho
- Junior Van Noy
- KACH
- KAGF-LP
- Kamiah, Idaho
- KARJ
- KATW
- KAWO
- KAWS
- KAYN
- KBAR (AM)
- KBFI
- KBGN
- KBLI
- KBLY
- KBRV
- KBSS
- KCHQ
- KCID
- KCIR
- KCVI
- KDBI
- KDJQ
- KDZY
- KECH-FM
- KEGE (FM)
- Kellogg, Idaho
- Kelly Canyon
- Kendrick, Idaho
- Ketchum, Idaho
- KEZJ-FM
- KEZJ (AM)
- KFTA (AM)
- KFXD
- KGEM
- Kibbie Dome
- KIBR
- KICR
- KID-FM
- KIGO
- KIKX
- Kilgore, Idaho
- Harmon Killebrew - FA
- Kimberly High School (Kimberly, Idaho)
- Kimberly, Idaho
- Kings Peak (Idaho)
- KIOV
- KIRQ
- KISU-FM
- KKEX
- KKGL
- KKIC-LP
- KKMV
- KLCE
- KLCW-LP
- KLCZ
- KLER-FM
- KLER (AM)
- KLIX-FM
- KLIX (AM)
- KLLP
- KLZX
- KMCL (AM)
- KMEI-LP
- KMGI
- KMHI
- KMOK
- KMVX
- KNJY
- KOFE
- Kooskia, Idaho
- Kootenai, Idaho
- Kootenay River - GA
- KORR
- KORT-FM
- KORT (AM)
- KOUU
- KOZE-FM
- KOZE (AM)
- KPDA
- KPLL-LP
- KPTO
- KQTA
- KRFP-LP
- KRID
- KRPL
- KRTK
- KRVQ
- KRXK
- KRXR
- KSEI
- KSNA
- KSNQ
- KSPT
- KSPZ
- KSRA-FM
- KSRA (AM)
- KTFI
- KTFY
- KTHK
- KTIK
- KTPO
- KTSY
- KTWD
- Kullyspell House
- KUMC-LP
- Kuna High School
- Kuna, Idaho
- KUPI-FM
- KVRG
- KVTY
- KWAL
- KWEI-FM
- KWEI (AM)
- KWIK
- KWJT
- KWRV
- KWYD
- KWYS-FM
- KYUN
- KYZK
- KZBG
- KZBQ
- KZDX
- KZID
- KZJB
- Lah-Toh County, Idaho Territory
- Lake Cascade
- Lake Coeur d'Alene
- Lake Pend Oreille
- Lake Walcott
- Lake, Idaho
- Lakeside High School (Plummer, Idaho)
- Lapwai, Idaho
- Latah County, Idaho
- Lauren Beckham
- Lava Hot Springs, Idaho
- Leadore, Idaho
- H. Rex Lee
- Lemhi National Forest
- Lemhi Pass
- Lemhi River
- Letha, Idaho
- Lewis and Clark National Historic Trail
- Lewiston-Nez Perce County Airport
- Lewiston, Idaho
- Lewisville, Idaho
- Liberty Charter High School
- Lieutenant Governor of Idaho
- Lincoln High School (Idaho)
- List of airports in Idaho
- List of bridges on the National Register of Historic Places in Idaho
- List of Chinook Jargon placenames
- List of cities in Idaho
- List of colleges and universities in Idaho
- List of counties in Idaho
- List of crossings of the Snake River
- List of dams in the Columbia River watershed
- List of governors of Idaho
- List of Governors of Idaho Territory
- List of high schools in Idaho
- List of hospitals in Idaho
- List of Idaho-related topics
- List of Idaho county name etymologies
- List of Idaho county seats
- List of Idaho railroads
- List of Idaho senators
- List of Idaho representatives
- List of Idaho state forests
- List of Idaho State Highways
- List of Idaho state parks
- List of Idaho state prisons
- List of individuals executed in Idaho
- List of law enforcement agencies in Idaho
- List of mayors of Boise
- List of museums in Idaho
- List of National Historic Landmarks in Idaho
- List of newspapers in Idaho
- List of people from Idaho
- List of places in Idaho
- List of places in Idaho/L
- List of radio stations in Idaho
- List of rivers of Idaho
- List of school districts in Idaho
- List of television stations in Idaho
- List of tributaries of the Columbia River
- List of United States Army installations
- List of United States Representatives from Idaho
- List of United States Senators from Idaho
- Little Redfish Lake
- Little Ski Hill
- Little Wood River
- Lochsa River
- Logan County, Idaho
- Lolo Pass (Idaho-Montana)
- Lookout Pass
- Lost River (Idaho)
- Lost River Range
- Lost River, Idaho
- Lost Trail Pass
- Lower Mesa Falls
- Lowman, Idaho
- Lucky Peak Dam
- Lucky Peak Lake
- Mackay, Idaho
- Madison High School (Idaho)
- Magic Valley
- Magic Valley Christian College
- Magic Valley Christian School
- Magic Valley Mall
- Magic Valley Regional Airport
- Malad City, Idaho
- Malad River
- Malta, Idaho
- Margaret Cobb Ailshie
- Marsing, Idaho
- Mason Brayman
- Mason Cornwall House
- McCall Municipal Airport
- McCall, Idaho
- McCammon, Idaho
- McCroskey State Park
- Janice McGeachin - B
- Melaleuca Field
- Melba, Idaho
- Menan, Idaho
- Mercy Medical Center (Idaho)
- Meridian Academy
- Meridian Medical Arts Charter High School
- Meridian School District (Idaho)
- Meridian, Idaho
- Merriam Lake
- Middle Fork Salmon River
- Middleton High School (Idaho)
- Middleton, Idaho
- Midvale, Idaho
- Milner Dam
- Milwaukee Road - B
- Mineral Ridge National Recreation Trail, Idaho
- Minico High School
- Minidoka Dam
- Minidoka National Forest
- Minidoka National Historic Site
- Minidoka, Idaho
- Minnetonka Cave
- Monida Pass
- Montana Rail Link
- Montana Southern Railway
- Montpelier, Idaho
- Moore, Idaho
- Moscow, Idaho
- Moses Alexander
- Mount Cramer
- Mount Heyburn
- Mount Idaho, Idaho
- Mountain Cove High School
- Mountain Home Air Force Base
- Mountain Home, Idaho
- Mountain View High School (Meridian, Idaho)
- Moyie Falls
- Moyie River
- Moyie River Canyon Bridge
- Moyie Springs, Idaho
- MPC Corporation
- Mud Lake (Idaho)
- Mud Lake, Idaho
- Mullan Road
- Mullan, Idaho
- Murphy, Idaho
- Murtaugh High School
- Murtaugh, Idaho
- Music of Idaho
- Nampa Christian School
- Nampa High School
- Nampa Municipal Airport
- Nampa public library
- Nampa Public Library
- Nampa, Idaho
- Naples, Idaho
- Napoleon Dynamite
- National Register of Historic Places listings in Idaho
- New Meadows, Idaho
- New Plymouth High School
- New Plymouth, Idaho
- New Saint Andrews College
- Newdale, Idaho
- Nez Perce
- Nez Perce Horse
- Nez Perce National Forest
- Nez Perce Pass
- Nezperce, Idaho
- Nick Symmonds
- North Central Idaho
- North Gem High School
- North Idaho College
- Northern BNSF Route
- Northern Pacific Railway
- Northwest District (LCMS)
- Notus
- Notus High School
- Notus, Idaho
- Oakley Stone
- Oakley, Idaho
- Ola, Idaho
- Old Idaho State Penitentiary
- Old Mission State Park
- Oldtown, Idaho
- Onaway, Idaho
- Ore-Ida Council
- Oregon Country
- Oregon Short Line Railroad
- Oregon Trail
- Orofino, Idaho
- Osburn, Idaho
- Osgood, Idaho
- Owyhee Desert
- Owyhee River
- Oxbow Dam
- Oxford, Idaho
- Pacific Fur Company
- Pacific Northwest
- Pahsimeroi River
- Palisade National Forest
- Palisades Dam
- Palouse
- Palouse National Forest
- Palouse River
- Pamela Aidan
- Paris, Idaho
- Parker, Idaho
- Parkline, Idaho
- Parma High School
- Parma, Idaho
- Paul, Idaho
- Payette High School
- Payette River
- Payette, Idaho
- Peck, Idaho
- Pedro Anchustegui Pelota Court
- Pend Oreille National Forest
- Peter Zuckerman
- Phyllis Brooks
- Picabo, Idaho
- Pierce Courthouse
- Pierce, Idaho
- Pierre's Hole
- Pinehurst, Idaho
- Pioneer Mountain (Idaho)
- Pittsburgh Landing, Idaho
- Placerville, Idaho
- Plains Bison
- Plummer, Idaho
- Pocatello High School
- Pocatello metropolitan area
- Pocatello National Forest
- Pocatello Regional Airport
- Pocatello Womens Correctional Center
- Pocatello, Idaho
- Ponderay, Idaho
- Port Neuf National Forest
- Portneuf River (Idaho)
- Post Falls, Idaho
- Potlatch, Idaho
- Potlatch River - GA
- Preston High School (Idaho)
- Preston, Idaho
- Priest Lake
- Priest River (Idaho)
- Priest River Lamanna High School
- Priest River National Forest
- Priest River, Idaho
- Purcell Mountains
- Qwest Arena
- Raft River
- Raft River National Forest
- Rathdrum, Idaho
- Rattlesnake Station
- Ray McDonald (Idaho)
- Reubens, Idaho
- Rexburg Idaho Temple
- Rexburg micropolitan area
- Rexburg, Idaho
- Richfield, Idaho
- Riddle, Idaho
- Rigby High School
- Rigby, Idaho
- Riggins, Idaho
- Ririe Reservoir
- Ririe, Idaho
- Robert C. Huntley
- Roberts, Idaho
- Rock Creek Station and Stricker Homesite
- Rockland, Idaho
- Rocky Bar, Idaho
- Rocky Mountain Middle School
- Rocky Mountains
- Rogerson, Idaho
- Roman Catholic Diocese of Boise
- Roman Catholic Diocese of Boise Regions
- Rosalie Sorrels
- Ruby City, Idaho
- Rupert High School
- Rupert, Idaho
- Sage Valley Middle School
- Saint Joe River
- Saint Maries River
- Salmon Air
- Salmon High School
- Salmon River (Idaho)
- Salmon, Idaho
- Sampson Trails
- Samuel Augustus Merritt
- Sandcreek Middle School
- Sandpoint (Amtrak station)
- Sandpoint High School
- Sandpoint, Idaho
- Sawtooth Botanical Garden
- Sawtooth National Forest - FA
- Sawtooth Range (Idaho)
- Sawtooth Wilderness
- Scouting in Idaho
- Seal of Idaho
- Secretary of State of Idaho
- Selkirk Mountains
- Selway-Bitterroot Wilderness
- Selway National Forest
- Selway River
- Seven Devils Mountains
- Shadow Butte
- Sharlie
- Sheepeater Indian War
- Shelley High School
- Shelley, Idaho
- Sho-Ban School
- Shoshone, Idaho
- Silver City, Idaho
- Silver Creek, Idaho
- Silver Valley
- Simplot
- Skyline High School (Idaho)
- Skyview High School (Nampa, Idaho)
- Smelterville, Idaho
- Snake River - GA
- Snake River Canyon (Idaho)
- Snake River Council
- Snake River High School
- Snake River Plain
- Snake River Stampede Rodeo
- Snake River Valley AVA
- Snake River Valley Conference
- Snake War
- Soda Springs High School
- Soda Springs, Idaho
- Soldier Mountain
- South Idaho Press
- Southern Idaho
- Spalding, Idaho
- Spencer, Idaho
- Spirit Lake, Idaho
- SpudFest
- Squirrel, Idaho
- St. Anthony, Idaho
- St. Charles, Idaho
- St. Maries, Idaho
- Stanley, Idaho
- Star, Idaho
- State Legislature (film)
- State Line, Idaho
- Stephen Southmyd Fenn
- Stites, Idaho
- Stored Waste Examination Pilot Plant
- Stripe Mountain
- Succor Creek
- Sugar-Salem High School
- Sugar City, Idaho
- Sun Valley, Idaho
- Sunshine mine
- Swan Falls Dam
- Swan Valley, Idaho
- Sweet, Idaho
- Taco Bell Arena
- Targhee Pass
- Tendoy, Idaho
- Tensed, Idaho
- Teton, Idaho
- Tetonia, Idaho
- The Egyptian Theatre (Boise, Idaho)
- The Idaho House
- The Panida Theater
- Theodore Frelinghuysen Singiser
- Thomas M. Bowen
- Thomas W. Bennett
- Thompson Peak (Idaho)
- Thousand Springs Scenic Byway
- Timberline High School (Boise, Idaho)
- Timberline High School (Weippe, Idaho)
- Times-News (Idaho)
- Trail of the Coeur d'Alenes
- Trailing of the Sheep
- Treasure Valley
- Triumph, Idaho
- Troy, Idaho
- Twin Falls Idaho Temple
- Twin Falls micropolitan area
- Twin Falls, Idaho
- U.S. Route 191
- U.S. Route 195 - GA
- U.S. Route 2
- U.S. Route 20
- U.S. Route 89
- U.S. Route 91
- U.S. Route 93
- USS Idaho (BB-42) - GA
- Ucon, Idaho
- Union Pacific Railroad
- United States Senate election in Idaho, 2008
- University of Idaho
- University of Idaho Arboretum and Botanical Garden
- Upper Mesa Falls
- Utah and Northern Railway
- Vallivue High School
- Vallivue Middle School
- Victor, Idaho
- Viola, Idaho
- Wallace, Idaho
- Wardner, Idaho
- Warm Lake
- Warm River, Idaho
- Warren, Idaho
- Wayan, Idaho
- Weippe Prairie
- Weippe, Idaho
- Weiser National Forest
- Weiser River
- Weiser, Idaho
- Wendell, Idaho
- Weston, Idaho
- White Bird, Idaho
- Whitney, Idaho
- Wilder High School
- Wilder, Idaho
- William Denman Eberle
- William H. Clagett
- William H. Wallace
- William J. Murphy
- Wilson Butte Cave
- Winchester, Idaho
- WinCo Foods
- Wood River High School (Idaho)
- Wood River Valley
- Worley, Idaho
- Yellow Pine, Idaho
- Yellowstone fires of 1988 - FZ
- Yp Desert