Wanatah, IN -- U.S. town in Indiana Population (2000): 1013 Housing Units (2000): 411 Land area (2000): 1.370437 sq. miles (3.549415 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.370437 sq. miles (3.549415 sq. km) FIPS code: 80018 Located within: Indiana (IN), FIPS 18 Location: 41.429648 N, 86.898498 W ZIP Codes (1990): 46390 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Wanatah, IN Wanatah