Atlantic, IA -- U.S. city in Iowa Population (2000): 7257 Housing Units (2000): 3354 Land area (2000): 8.149918 sq. miles (21.108191 sq. km) Water area (2000): 0.033013 sq. miles (0.085503 sq. km) Total area (2000): 8.182931 sq. miles (21.193694 sq. km) FIPS code: 03520 Located within: Iowa (IA), FIPS 19 Location: 41.401404 N, 95.010867 W ZIP Codes (1990): 50022 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Atlantic, IA Atlantic