Cadiz, OH -- U.S. village in Ohio Population (2000): 3308 Housing Units (2000): 1524 Land area (2000): 8.834078 sq. miles (22.880157 sq. km) Water area (2000): 0.098877 sq. miles (0.256089 sq. km) Total area (2000): 8.932955 sq. miles (23.136246 sq. km) FIPS code: 10800 Located within: Ohio (OH), FIPS 39 Location: 40.270713 N, 80.995709 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Cadiz, OH Cadiz