Lebanon, OR -- U.S. city in Oregon Population (2000): 12950 Housing Units (2000): 5457 Land area (2000): 5.247749 sq. miles (13.591606 sq. km) Water area (2000): 0.159076 sq. miles (0.412005 sq. km) Total area (2000): 5.406825 sq. miles (14.003611 sq. km) FIPS code: 41650 Located within: Oregon (OR), FIPS 41 Location: 44.533133 N, 122.907799 W ZIP Codes (1990): 97355 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lebanon, OR Lebanon