Potsdam, OH -- U.S. village in Ohio Population (2000): 203 Housing Units (2000): 68 Land area (2000): 0.459116 sq. miles (1.189104 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.459116 sq. miles (1.189104 sq. km) FIPS code: 64430 Located within: Ohio (OH), FIPS 39 Location: 39.963366 N, 84.416662 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Potsdam, OH Potsdam