HILLSIDE : \Hill"side`\, n.
The side or declivity of a hill.
From U.S. Gazetteer (1990)
Hillside, IL (village, FIPS 35086)
Location: 41.87097 N, 87.89860 W
Population (1990): 7672 (3145 housing units)
Area: 5.6 sq km (land), 0.0 sq km (water)
Zip code(s): 60162, 60163
Hillside, NJ (CDP, FIPS 32010)
Location: 40.69615 N, 74.23026 W
Population (1990): 21044 (7364 housing units)
Area: 7.0 sq km (land), 0.0 sq km (water)
Zip code(s): 07205