What is "alsip"

Population (2000): 19725
Housing Units (2000): 7756
Land area (2000): 6.366001 sq. miles (16.487867 sq. km)
Water area (2000): 0.159249 sq. miles (0.412454 sq. km)
Total area (2000): 6.525250 sq. miles (16.900321 sq. km)
FIPS code: 01010
Located within: Illinois (IL), FIPS 17
Location: 41.670433 N, 87.732199 W
ZIP Codes (1990): 60658
Note: some ZIP codes may be omitted esp. for suburbs.
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