Bucklin, MO -- U.S. city in Missouri Population (2000): 524 Housing Units (2000): 273 Land area (2000): 1.184002 sq. miles (3.066550 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.184002 sq. miles (3.066550 sq. km) FIPS code: 09388 Located within: Missouri (MO), FIPS 29 Location: 39.783582 N, 92.888071 W ZIP Codes (1990): 64631 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Bucklin, MO Bucklin