Pilot Grove, MO -- U.S. city in Missouri Population (2000): 723 Housing Units (2000): 317 Land area (2000): 0.419174 sq. miles (1.085656 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.419174 sq. miles (1.085656 sq. km) FIPS code: 57602 Located within: Missouri (MO), FIPS 29 Location: 38.871943 N, 92.913264 W ZIP Codes (1990): 65276 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Pilot Grove, MO Pilot Grove