Long is a census-designated place (CDP) in Sequoyah County, Oklahoma, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. The population was 363 at the 2000 census.
The post office existed from August 22, 1894, until April 15, 1937, with William J. Webb as the first postmaster. Long had 130 residents per the 1905 Territorial Census.
The community was named for Cherokee leader Peter Long.