"Institution Supplement." United States Penitentiary, Big Sandy. 2 (2/18). Retrieved on February 21, 2011. "USP Big Sandy is located at 1197 Airport Rd, Inez, Kentucky." and "Directions from Interstate 64: From the following areas: Ashland, KY, Huntington, WV, and the Ohio area, travel Interstate 64 to Kentucky Exit 191 to Route 23 South. Follow 23 South for approximately 38 miles until you reach Route 645. Turn left onto Route 645 South and travel approximately 11 miles until you reach Route 3. Turn right onto Route 3 and travel for approximately 10 miles until you reach Airport Road. Turn left onto Airport Road and follow signs to the institution."
