15424 -- U.S. ZIP code Municipality (1990): LISTONBURG, Pennsylvania All ZIPs for this municipality (1990): 15424 Population (2000): 2427 Housing Units (2000): 1672 Land area (2000): 73.526322 sq. miles (190.432292 sq. km) Water area (2000): 0.463379 sq. miles (1.200147 sq. km) Total area (2000): 73.989701 sq. miles (191.632439 sq. km) Located within: Pennsylvania (PA) Location: 39.817148 N, 79.348035 W