Gervais, OR -- U.S. city in Oregon Population (2000): 2009 Housing Units (2000): 477 Land area (2000): 0.391334 sq. miles (1.013550 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.391334 sq. miles (1.013550 sq. km) FIPS code: 28650 Located within: Oregon (OR), FIPS 41 Location: 45.108252 N, 122.897460 W ZIP Codes (1990): 97026 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Gervais, OR Gervais