30546 -- U.S. ZIP code Municipality (1990): HIAWASSEE, Georgia All ZIPs for this municipality (1990): 30546 Population (2000): 6156 Housing Units (2000): 4632 Land area (2000): 135.023605 sq. miles (349.709517 sq. km) Water area (2000): 0.037342 sq. miles (0.096716 sq. km) Total area (2000): 135.060947 sq. miles (349.806233 sq. km) Located within: Georgia (GA) Location: 34.923847 N, 83.723104 W