Multi State 777 covers 1,417.95 miles worth of ground, starting in Bentonville, ARand 
ending in Philadelphia.  There are 2 ways to view the exit lists for multi state 
666.  It can either be viewed state by state, or, it can be viewed as all 1418 
miles in one page.  And now to the links:

Arkansas 666      ( 19.67 miles)
Missouri 666      (395.30 miles)
Illinois 666      (163.77 miles)
Indiana 666       (157.04 miles)
Ohio 666          (275.04 miles)
Pennsylvania 666  (407.10 miles)

The whole thing in one shot
NOTE:  This webpage is quite large, and may take several minutes to load on a 56k
or slower connection.