Charlo, MT -- U.S. Census Designated Place in Montana Population (2000): 439 Housing Units (2000): 175 Land area (2000): 2.000714 sq. miles (5.181826 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.000714 sq. miles (5.181826 sq. km) FIPS code: 13900 Located within: Montana (MT), FIPS 30 Location: 47.440017 N, 114.173171 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Charlo, MT Charlo