Legality of Cannabis by U.S. Jurisdiction Unincorporated community in Louisiana, U.S. Antioch is an unincorporated community in Lincoln Parish, Louisiana, United States.[1] Notes[edit] ^ "Antioch, Lincoln Parish, Louisiana". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Municipalities and communities of Lincoln Parish, Louisiana, United StatesParish seat: RustonCities Grambling Ruston Towns Dubach Vienna Villages Choudrant Downsville‡ Simsboro Unincorporatedcommunities Antioch Barnet Springs Corinth Hico Oak Grove Pleasant Hill Footnotes‡This populated place also has portions in an adjacent parish or parishes Louisiana portal United States portal 32°35′11″N 92°44′21″W / 32.58639°N 92.73917°W / 32.58639; -92.73917