List is current as of the start of the 2007 NFL season.
1. Emmitt Smith - 18,355
2. Walter Payton - 16,726
3. Barry Sanders - 15,269
4. Curtis Martin - 14,101
5. Jerome Bettis - 13,653
6. Eric Dickerson - 13,259
7. Tony Dorsett - 12,739
8. Jim Brown - 12,312
9. Marshall Faulk - 12,279
10. Marcus Allen - 12,243
11. Franco Harris - 12,120
12. Thurman Thomas - 12,074
13. John Riggins - 11,352
14. Corey Dillon - 11,238
15. O.J. Simpson - 11,236
16. Ricky Watters - 10,643
17. Tiki Barber - 10,449
18. Eddie George - 10,441
19. Edgerrin James* - 10,385
20. Ottis Anderson - 10,273
21. Fred Taylor* - 9,513
22. Warrick Dunn* - 9,461
23. Earl Campbell - 9,407
24. LaDainian Tomlinson* - 9,176
25. Shaun Alexander* - 8,713
* still active