Columbus, MT -- U.S. town in Montana Population (2000): 1748 Housing Units (2000): 762 Land area (2000): 1.205869 sq. miles (3.123185 sq. km) Water area (2000): 0.042147 sq. miles (0.109160 sq. km) Total area (2000): 1.248016 sq. miles (3.232345 sq. km) FIPS code: 16825 Located within: Montana (MT), FIPS 30 Location: 45.638445 N, 109.252332 W ZIP Codes (1990): 59019 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Columbus, MT Columbus