15320 -- U.S. ZIP code Municipality (1990): CARMICHAELS, Pennsylvania All ZIPs for this municipality (1990): 15320 Population (2000): 5115 Housing Units (2000): 2290 Land area (2000): 36.272746 sq. miles (93.945977 sq. km) Water area (2000): 0.025541 sq. miles (0.066151 sq. km) Total area (2000): 36.298287 sq. miles (94.012128 sq. km) Located within: Pennsylvania (PA) Location: 39.883336 N, 79.983938 W