[4] At the time of its founding, Valliant was located in Towson County, a part of the Apukshunnubbee District, one of three administrative super-regions comprising the Choctaw Nation.

[4] Dierks Forests, Inc., known until 1954 as the Dierks Lumber and Coal Company[5] and originally known as Choctaw Lumber Co.,[6] was a timber harvesting and processing company primarily in Oklahoma and Arkansas which started with a purchase of forest in 1903 near Valliant.

[5] Pine Creek Dam was built nearby in the 1960s to control flooding along the stream.

It is 6 miles (9.7 km) north of the Red River and the Oklahoma-Texas state line.

[10] According to the United States Census Bureau, the town has a total area of 0.8 square miles (2.1 km2), all land.

Cotton began to decline after 1930, so the land was shifted into pasture and forage for feeding cattle.

[15] McCurtain County Regional Airport (FAA ID: 4o4) is about 17 miles southeast and features a 5002 x 75 ft. paved runway.

[16][13] Commercial air service is available out of Texarkana Regional Airport, about 92 miles southeast.