- source: Getty Thesaurus of Geographic Names
- the text in this section is copied from an article in Wikipedia
Onamia is a city in Mille Lacs County, Minnesota, USA. The population was 878 at the 2010 census. It is the town nearest to Camp Onomia, a Lutheran summer camp.
U.S. Highway 169 and Minnesota Highway 27 are two of the main arterial routes in the community.