23186 -- U.S. ZIP code Population (2000): 3307 Housing Units (2000): 3 Land area (2000): 0.324661 sq. miles (0.840869 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.324661 sq. miles (0.840869 sq. km) Located within: Virginia (VA) Location: 37.270994 N, 76.717226 W