What is "rock port"

Population (2000): 1395
Housing Units (2000): 714
Land area (2000): 2.855778 sq. miles (7.396431 sq. km)
Water area (2000): 0.000000 sq. miles (0.000000 sq. km)
Total area (2000): 2.855778 sq. miles (7.396431 sq. km)
FIPS code: 62696
Located within: Missouri (MO), FIPS 29
Location: 40.412268 N, 95.519792 W
ZIP Codes (1990): 64482
Note: some ZIP codes may be omitted esp. for suburbs.
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