Appam is an unincorporated community and virtual ghost town in Williams County, North Dakota, United States, in the northwestern corner of the state near the junction of U.S. 85 and ND Route 50. The town was founded in 1916 on the route of the Great Northern Railway, and Appam well water was considered exceptionally good for steam engines. The meaning of the name "Appam," allegedly bestowed by a surveyor from Texas, is unknown.