20603 -- U.S. ZIP code
Municipality (1990): SAINT CHARLES, Maryland
All ZIPs for this municipality (1990):
20602 20603
Population (2000): 20750
Housing Units (2000): 7177
Land area (2000): 17.317793 sq. miles (44.852876 sq. km)
Water area (2000): 0.058316 sq. miles (0.151037 sq. km)
Total area (2000): 17.376109 sq. miles (45.003913 sq. km)
Located within: Maryland (MD)
Location: 38.631542 N, 76.957230 W