Fellsmere, FL -- U.S. city in Florida Population (2000): 3813 Housing Units (2000): 918 Land area (2000): 5.302150 sq. miles (13.732506 sq. km) Water area (2000): 0.102847 sq. miles (0.266373 sq. km) Total area (2000): 5.404997 sq. miles (13.998879 sq. km) FIPS code: 22100 Located within: Florida (FL), FIPS 12 Location: 27.766771 N, 80.598642 W ZIP Codes (1990): 32948 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Fellsmere, FL Fellsmere