15104 -- U.S. ZIP code Municipality (1990): RANKIN, Pennsylvania All ZIPs for this municipality (1990): 15104 Population (2000): 11434 Housing Units (2000): 5881 Land area (2000): 2.533755 sq. miles (6.562394 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.533755 sq. miles (6.562394 sq. km) Located within: Pennsylvania (PA) Location: 40.404743 N, 79.864394 W