Louin, MS -- U.S. town in Mississippi Population (2000): 339 Housing Units (2000): 164 Land area (2000): 6.070386 sq. miles (15.722227 sq. km) Water area (2000): 0.015088 sq. miles (0.039078 sq. km) Total area (2000): 6.085474 sq. miles (15.761305 sq. km) FIPS code: 42200 Located within: Mississippi (MS), FIPS 28 Location: 32.072112 N, 89.257890 W ZIP Codes (1990): 39338 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Louin, MS Louin