Viola, DE -- U.S. town in Delaware Population (2000): 156 Housing Units (2000): 62 Land area (2000): 0.177590 sq. miles (0.459956 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.177590 sq. miles (0.459956 sq. km) FIPS code: 74330 Located within: Delaware (DE), FIPS 10 Location: 39.042224 N, 75.571595 W ZIP Codes (1990): 19979 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Viola, DE Viola