15144 -- U.S. ZIP code Municipality (1990): SPRINGDALE, Pennsylvania All ZIPs for this municipality (1990): 15144 Population (2000): 4648 Housing Units (2000): 2137 Land area (2000): 2.739732 sq. miles (7.095874 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.739732 sq. miles (7.095874 sq. km) Located within: Pennsylvania (PA) Location: 40.543053 N, 79.782233 W