15428 -- U.S. ZIP code Municipality (1990): DAWSON, Pennsylvania All ZIPs for this municipality (1990): 15428 Population (2000): 1936 Housing Units (2000): 835 Land area (2000): 20.482889 sq. miles (53.050437 sq. km) Water area (2000): 0.024457 sq. miles (0.063344 sq. km) Total area (2000): 20.507346 sq. miles (53.113781 sq. km) Located within: Pennsylvania (PA) Location: 40.060912 N, 79.658869 W