Petoskey, MI -- U.S. city in Michigan Population (2000): 6080 Housing Units (2000): 3342 Land area (2000): 5.021180 sq. miles (13.004795 sq. km) Water area (2000): 0.205026 sq. miles (0.531016 sq. km) Total area (2000): 5.226206 sq. miles (13.535811 sq. km) FIPS code: 63820 Located within: Michigan (MI), FIPS 26 Location: 45.369174 N, 84.967882 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Petoskey, MI Petoskey