Oklahoma Forts of the Old West Fort Gibson, Oklahoma, by Kathy Alexander. After the Civil War, Fort Arbuckle was occupied by Buffalo Soldiers. Camp Nichols Fort Arbuckle Fort Cobb Fort Davis Fort Gibson Fort McCulloch Fort Reno Fort Sill Fort Wayne, Oklahoma Fort Supply Fort Towson Fort Washita Fort Wayne © Kathy Alexander/Legends of America, updated March 2023. Also See: Forts Across America Forts Photo Gallery Oklahoma Forts Photo Gallery Oklahoma – Indian Territory