Dyer, IN -- U.S. town in Indiana Population (2000): 13895 Housing Units (2000): 4900 Land area (2000): 5.960298 sq. miles (15.437100 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 5.960298 sq. miles (15.437100 sq. km) FIPS code: 19270 Located within: Indiana (IN), FIPS 18 Location: 41.500218 N, 87.512161 W ZIP Codes (1990): 46311 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Dyer, IN Dyer