Fort Bridger was "established by Jim Bridger and Louis Vasquez in 1843 as an emigrant supply stop along the Oregon Trail" (Fort Bridger State Historic Site, 2016) It is now operated as the Fort Bridger State Historic Site.

Fort Caspar/Platte Bridge Station/Fort Platte/Mormon Ferry

No Neg, P88-63.331, Fort Caspar, Casper, WY, nd.jpg

Restored Fort Caspar (WSA P88-63/331)

Location: Casper
Operational: 1859-August 1867
Named For: Lt. Caspar Collins

"In 1847 Brigham Young led the Mormons from Nauvoo, Illinois to their new home in the Great Salt Lake Valley. In the Casper area, he established a ferry service for Mormons that were to Follow, and it continued to operate until 1852.....The first permanent occupation at the Fort Caspar site was in 1859, when Louis Guinard built a bridge and trading post. Guinard's post was also an overnight stage stop, a Pony Express mail stop, and a telegraph office. In 1861 a volunteer cavalry company was ordered to Guinard's bridge to guard against Indian raids which were becoming more frequent. From 1865 to 1865, Platte Bridge Station was outfitted as a one-company military post....In 1865 the Army officially changed the name from Platte Bridge Station to Fort Caspar to honor the fallen Lieutenant [Caspar Collins]" (Fort Caspar Museum brochure)

Fort Connor/Fort Reno

Location: near Kaycee
Operational: August 1865 - August 1868
Named For: Gen. Patrick Connor, re-named for Maj. Gen. Jesse Lee Reno 4 months later

"Fort Connor (later named Fort Reno), Wyo., established by Maj, Gen P. E. Connor, U.S. Volunteers, on August 28, 1865, at the time of the northward march of the Powder River Expedition of 1865, as a supply base for that expedition." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file Military - Camps and Forts #1)

Fort D.A. Russell/Fort F.E. Warren/Warren Air Force Base

Location: near Cheyenne
Operational: 1867-present
Named For: Gen. David A. Russell, re-named for Sen. Francis E. Warren in 1930

"This post was originally established to protect men working on the railroad...at the point where the Union Pacific Railroad would cross Crow Creek." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file Military - Camps and Forts #1)

Fort Fetterman

Location: near Douglas
Operational: 1867-1882
Named For: Capt. William J. Fetterman

"When Fort Casper was abandoned and the three forts north of it, Fort Reno, Phil Kearney and C.F. Smith, [Fort Fetterman] became by necessity an important supply point for the army operating against the Indians in the northwest." -- "Government Posts" by Mrs. J.L. Lowe in Wyoming State Archives vertical file Military - Camps and Forts #1

Fort Fred Steele

Location: near Rawlins
Operational: 1868-1886
Named For: Gen. Frederick Steele

The garrison at the [Fort Fred Steele] post was actively engaged in giving protection to the tie choppers and to the force employed in railway construction. ("Government Posts" by Mrs. J.L. Lowe in Wyoming State Archives vertical file Military - Camps and Forts #1)

Fort Halleck

Location: near Elk Mountain
Operational: 1862-1866
Named For: Maj. Gen. Henry Wagner Halleck

"It was [the soliders of Fort Halleck's] duty to escort the emigrant trains and the mail coaches and the guard and repair the telegraph line." ("Government Posts" by Mrs. J.L. Lowe in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Fort Laramie/Fort William/Fort John

Location: near Torrington
Operational: 1834-1890
Named For: William Sublette, renamed for John B. Sarpy in 1841, renamed for Jacques La Ramee

This fort was reputedly first erected by William Sublett and William Campbell, fur trappers, in 1834." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file Military - Camps and Forts #1) It is now operated as the Fort Laramie National Historic Site.

Fort LaClede

Location: Bitter Creek in Sweetwater County
Operational: 1849
Named For:

Fort McGraw/Fort Thompson

Location: near Lander
Operational: 1833 or 1857
Named For: Secretary of the Interior Thompson, later changed to Gen. George McGraw

Fort McGraw was established as winter quarters for a road improvement expedition led by W.M.F. McGraw. ("Diary Tells of Founding of Ft. Thompson, by Minnie Woodring, Wyoming State Journal, Lander, Wyo., July 4, 1961) That road improvement was "what is now called the Lander Cutoff. It was a wagon road from South Pass toward Idaho so emigrants could avoid the Mormons in Utah, who, at that time, were in conflict with the U.S. government." ("Thompson-Camp Magraw Marker Dedicated" Wyoming State Journal, Sept. 13, 1966)

Fort McKinney/Cantonment Reno

Location: near Kaycee
Operational: 1877-1894
Named For: Maj. Gen. Jesse Lee Reno, renamed for 2nd Lt. John McKinney in 1877

The site of Fort McKinney became the Wyoming Soldiers and Sailors Home in 1903 ("A History of Old Fort McKinney" by Edith Chappell, Buffalo Bulletin article, April 25, 1929) , and is now operated as the Wyoming Veteran's Home.

Fort Mackenzie

Location: near Sheridan
Operational: 1900-1918
Named For:

"The post was one of the latest of the establishments designed to protect travelers and settlers from hostile Indians.....When the Veterans' Administration was inaugurated, a hospital for the treatment of the mentally ill and disabled was established at Fort Mackenzie. It is still being operated for this purpose." ("Mackenzie Still in Use" by Helen M. Peterson, Billings Gazette, May 11, 1963)

Fort Payne

Location: near Casper
Operational: 1857-1858
Named For:

Fort Payne was "established to protect the passers-by on Ward Richard bridge during the Mormon trouble. This was a very important bridge as it was the only one in that part of the state." (Fort Payne by John Hunton, Sept 15, 1920)

Fort Phil Kearny

Location: Big Horn mountains between the Big and Little Piney forks of Powder River
Operational: 1866-1868
Named For: Major General Phil Kearney

".... along the trail from Fort Laramie to Bozeman; these forts were built just after the Civil War to protect the prospectors' route to Montana gold fields. Col. Henry B. Carrington led a regiment up the trail in 1866...building Fort Phil Kearny..." ("Village Constructions: U.S. Army Forts on the Plains 1848-1890" by Alison K. Hoagland, Winterthur Portfolio article,1999)

Fort Piney

Location: Uinta Co, on Piney Creek
Operational: by 1858, abandoned by 1886
Named For:

"...from the fort which had been erected in Piney Canyon by Mr. B.G. Burche after his arrival there..." (US. Congress 35th cong. 2d sess. Senate Ex. Doc. no. 36 "Reports upon the Pacific Wagon Roads constructed under the direction of that department" (F.W. Lander report) page 49, Serial 984)

Fort Platte

Location: near Torrington
Operational: by 1843
Named For:

"Fort Platte, owned by Sybille, Adams & Company, was being managed by Mr. (Joesph) Bissonette when Fitzpatrick's division of the Fremont expedition later visited the post (Aug. 1843). Theodore Talbot, journalist of this party, reports that the post, though smaller, was more active than its competitor, Fort Laramie, and that many Indians were continually about it." (Annals of Wyoming, July 1930, and Oct. 1930, History of Wyoing Vol. 1 -- Coutant)

Fort Sanders

Location: near Laramie
Operational: 1886-1882
Named For: W. S. Sanders

"The purpose of this post was to protect the stage route." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Fort Supply

Location: near Evanston
Operational: 1853-1857
Named For:

"On October 1853, a so called special mission to the Indians was set apart by the authorities of the Mormon Church..." (A Brief History of Fort Supply by Paul Henderson (?), 1964 (?), in Wyoming State Archives vertical file "Fort Supply")

Fort Washakie/Camp Augur/Camp Brown

Location: Lander
Operational: 1869-1909
Named For: Major General C.C. Augur; changed in 1870 for Capt. Frederick Brown Changed again in 1878 for Shoshone Chief Washakie

Camp Augur, later renamed Camp Brown, was built at the stipulation of Chief Washakie of the Eastern Bank of Shoshones, to guard his tribe against raiding enemy tribes. The camp was moved to the Little Wind River in 1871. In 1878 it was renamed Fort Washakie. (Wyo State Journal, Lander, Wyo., Oct 26, 1965)

Fort Yellowstone/Camp Sheridan

Location: Yellowstone National Park
Operational: 1866-1918
Named For: Yellowstone National Park

Military Camps

Camp Bettens

Location: 65 miles from Gillette
Operational: 1892-1895
Named For:

"This post appears to have been a temporary camp of instruction used by troops regularly stationed at Fort Robinson,Nebr." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file Military - Camps and Forts #1)

Fort Bitter Cottonwood

Location: 22 miles west of Ft. Laramie
Operational: 1856
Named For:

"In letters sent for 1856 there is this notation in a letter from the commanding officer, Major William Hoffman, dated August 19, 1856,: 'I have a steam saw mill running 35 miles from the post, which will furnish an abundance of lumber for almost all purposes.' ....The 'fort' probably was of a temporary nature located close to the saw mill area to be used as a defensive position should Indians attack." (letter by John Cornelison, research assistant at the Wyoming State Archives, Oct. 26, 1970)

Camp Brown

Location: 15 miles from Wind River
Operational: 1869
Named For:

Camp Carlin/Cheyenne Depot

Location: near Cheyenne
Operational: 1867-1890
Named For: Commander Colonel Carlin

"Camp Carlin, located one and a half miles west of Cheyenne, Wyoming, was selected by the War Department for the main distributing point for supplies to the various forts and military camps throughout the west." (letter by J.F. Jenkins, Captain of Commissary and appointed chief clerk of the commissary at Camp Carlin in 1876)

Camp Davis/Fort Clay

Location: Evansville
Operational: 1855-
Named For:

Camp Devin

Location: Little Missouri River
Operational: June 1878-Sept 1878
Named For:

"A portion of the troops at the post were engaged in the construction of a telegraph line to Fort Keogh." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Camp Dodge

Location: 130 miles west of Ft. Laramie on N.Platte River
Operational: [1865]
Named For:

Camp Elkins

Location:
Operational: June 1892-Oct 1892
Named For:

"Camp Elkins ....[was] established as a result of the Johnson County War, a civil disturbance in Wyoming" (letter from Wyoming State Archives dated 1969, referencing The United States Army in the Aftermath of the Johnson County Invasion: April through November 1892 in The Annals of Wyoming (Vol. 38, No. 1, April 1966)

Camp Emmet Crawford

Location: 20 miles from Colorado Springs
Operational: Aug 4-31. 1908
Named For:

"Camp Emmet Crawford, Wyo., Aug. 4 - The maneuver camp was practically complete today with the arrival of Company A, signal corps...Camp Emmet Crawford has been formally established by Brig. Gen. Charles Morton...The camp is well located and will continue for one month." (text of the first general order issued at the maneuver camp Crawford)

Camp Marshall

Location: south of Douglas
Operational:
Named For:

Camp Medicine Butte

Location: near Evanston
Operational: 1885-1887
Named For:

"The troops were detailed to protect the United States Mail from anti-Chinese rioters who were destroying the property of the Union Pacific Railroad." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Camp O. O. Howard

Location: Pine Bluffs
Operational: May 1885-Sept 1885
Named For: Gen. O. O. Howard

"Camp O. O. Howard was established as a camp of instruction..." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Camp Payne

Location: near Torrington
Operational: 1858
Named For:

Camp Pilot Butte

Location: Rock Springs
Operational: 1885-1899
Named For:

"A riot resulting in the massacre of some Chinese workmen had occurred at Rock Springs on September 2, 1885, and these troops [who established Camp Pilot Butte], among others, were sent to this area to restore order." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Camp Platte River

Location: near Torrington
Operational: 1856-1859
Named For:

Camp Scott

Location: near Evanston
Operational: 1857-
Named For: Gen. Winfield Scott

"Col. E. B. Alexander arrived with his army Sept. 28, 1857, on Ham's Fork River and General Albert Sidney Johnston, sent in November to take over, decided to winder on Black's Fork. He named the camp after his commander, Gen. Winfield Scott." ("Wyoming to Mark Camp Scott Site" by Carl E. Hayden, Tribune article, Aug. 1, 1964) Camp Scott was established "to control Mormons". ("Forts and Camps in Wyo" list in Wyoming State Archives vertical file "Military - Camps and Forts #1)

Snake Indian Reservation Camp

Location: One in the Wind River district and one near Rawlins
Operational: 1869 and 1879-1883
Named For:

"This camp [1869] appears to have been a temporary post in the Wind River District..." (RG 98 Records of the United Stated Army Commands (Army Posts) in Wyoming State Archives vertical file "Military - Camps and Forts #1)

"The troops [stationed at the 1879 camp] were engaged mainly in building bridges across the Little Snake River and in preparing material for bridges across the Bear River, which was south of the camp (in Colorado)" (Wyoming State Archives vertical file "Camp on Snake River 1879-1883")

Camp Stambaugh

Location: near Atlantic City
Operational: 1870-1878
Named For: Lt. Stambaugh

"Fort Stambaugh...protected miners and immigrants along the Overland Trail against hostile Indians." ("Wyoming fort got first news of Little Big Horn" by Blanche Schroer, Casper Star Tribune, March 25, 1979)

Camp Walbach

Location: near Laramie
Operational: 1858-1859
Named For: Gen. J. B. Walbach

Camp Walbach "was built at the entrance to Cheyenne Pass,for the protection of the emigrants treking to the west through Wyoming, from the Indians that then roamed the vast prairies" ("Unveil Shaft at old Ft. Walbach" Cheyenne State Leader article, Sept. 5, 1916)

Sundance Air Force Station

Location: near Sundance, Wyoming
Operational: 1960-1968
Named For: Town of Sundance

It served as a US Air Force General Surveillance Radar station from December 1, 1960, until it was closed in 1968. The site is now a part of the Vista West Ski Area.