15086 -- U.S. ZIP code Municipality (1990): WARRENDALE, Pennsylvania All ZIPs for this municipality (1990): 15086 Population (2000): 284 Housing Units (2000): 123 Land area (2000): 1.231159 sq. miles (3.188687 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.231159 sq. miles (3.188687 sq. km) Located within: Pennsylvania (PA) Location: 40.661431 N, 80.093040 W