Topsy, Missouri From Wikipedia, the free encyclopedia Unincorporated community in Missouri, U.S. Topsy is an unincorporated community in Mercer County, in the U.S. state of Missouri.[1] Topsy had its start in 1885.[2] A post office called Topsy was established in 1885, and remained in operation until 1906.[3] References ↑ U.S. Geological Survey Geographic Names Information System: Topsy, Missouri ↑ "Mercer County Place Names, 1928–1945". The State Historical Society of Missouri. Archived from the original on June 24, 2016. Retrieved November 5, 2016. ↑ "Post Offices". Jim Forte Postal History. Retrieved November 5, 2016. vteMunicipalities and communities of Mercer County, Missouri, United StatesCounty seat: PrincetonCities Mercer Princeton Map of Missouri highlighting Mercer CountyVillage South Lineville Townships Harrison Lindley Madison Marion Medicine Morgan Ravanna Somerset Washington CDP Ravanna Other communities Cleopatra Goshen Half Rock Mill Grove Modena Topsy Missouri portal United States portal 40°21′11″N 93°28′48″W / 40.35306°N 93.48000°W / 40.35306; -93.48000 This Mercer County, Missouri state location article is a stub. You can help Wikipedia by expanding it.vte Related Articles