Toston, MT -- U.S. Census Designated Place in Montana Population (2000): 105 Housing Units (2000): 51 Land area (2000): 1.793381 sq. miles (4.644836 sq. km) Water area (2000): 0.151224 sq. miles (0.391669 sq. km) Total area (2000): 1.944605 sq. miles (5.036505 sq. km) FIPS code: 74500 Located within: Montana (MT), FIPS 30 Location: 46.172047 N, 111.445345 W ZIP Codes (1990): 59643 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Toston, MT Toston