30276 -- U.S. ZIP code Municipality (1990): SENOIA, Georgia All ZIPs for this municipality (1990): 30276 Population (2000): 9058 Housing Units (2000): 3253 Land area (2000): 98.761157 sq. miles (255.790211 sq. km) Water area (2000): 0.567431 sq. miles (1.469640 sq. km) Total area (2000): 99.328588 sq. miles (257.259851 sq. km) Located within: Georgia (GA) Location: 33.281102 N, 84.580171 W