Lebanon, TN -- U.S. city in Tennessee Population (2000): 20235 Housing Units (2000): 8693 Land area (2000): 29.242156 sq. miles (75.736833 sq. km) Water area (2000): 0.007949 sq. miles (0.020589 sq. km) Total area (2000): 29.250105 sq. miles (75.757422 sq. km) FIPS code: 41520 Located within: Tennessee (TN), FIPS 47 Location: 36.207991 N, 86.326300 W ZIP Codes (1990): 37087 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lebanon, TN Lebanon