30901 -- U.S. ZIP code Municipality (1990): AUGUSTA, Georgia All ZIPs for this municipality (1990): 30901 30904 Population (2000): 21926 Housing Units (2000): 10273 Land area (2000): 21.579143 sq. miles (55.889721 sq. km) Water area (2000): 0.080561 sq. miles (0.208653 sq. km) Total area (2000): 21.659704 sq. miles (56.098374 sq. km) Located within: Georgia (GA) Location: 33.461121 N, 81.972653 W