Newnan, GA -- U.S. city in Georgia Population (2000): 16242 Housing Units (2000): 6464 Land area (2000): 17.919869 sq. miles (46.412246 sq. km) Water area (2000): 0.185024 sq. miles (0.479211 sq. km) Total area (2000): 18.104893 sq. miles (46.891457 sq. km) FIPS code: 55020 Located within: Georgia (GA), FIPS 13 Location: 33.376411 N, 84.788648 W ZIP Codes (1990): 30265 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Newnan, GA Newnan