30132 -- U.S. ZIP code Municipality (1990): DALLAS, Georgia All ZIPs for this municipality (1990): 30132 Population (2000): 17526 Housing Units (2000): 6606 Land area (2000): 105.497060 sq. miles (273.236120 sq. km) Water area (2000): 0.465062 sq. miles (1.204505 sq. km) Total area (2000): 105.962122 sq. miles (274.440625 sq. km) Located within: Georgia (GA) Location: 33.945735 N, 84.844632 W