Mount Lebanon, LA -- U.S. town in Louisiana Population (2000): 73 Housing Units (2000): 44 Land area (2000): 4.031719 sq. miles (10.442105 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.031719 sq. miles (10.442105 sq. km) FIPS code: 52740 Located within: Louisiana (LA), FIPS 22 Location: 32.511680 N, 93.041382 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mount Lebanon, LA Mount Lebanon