Who all drove for Roush Racing and what was their car numbers?

May be...

Mark Martin |#6| 1988-2006
Wally Dallenbach |#16| 1992-1993
Ted Musgrave |#16| 1994-1998
Jeff Burton |#99| 1996-2004
Chad Little |#97| 1997-2000
Johnny Benson |#26| 1998-1999
Kevin Lepage |#16| 1998-2000
Matt Kenseth |#17| 2000-present
Kurt Busch |#97| 2000-2005
Greg Biffle |#16| 2002-present
Dave Blaney |#99| 2004
Carl Edwards |#99| 2004-present
Kenny Wallace |#97| 2005
Jamie McMurray |#26| 2006-present
Todd Kluever |#06| 2006
David Ragan |#06| 2006
David Ragan |#6| 2007-present

This is just for the Cup series. I know Roush has had many other drivers, including Kyle Busch in the Truck series.

currently:

david ragan 6 ups
carl edwards 99 aflac/ subway
matt kenseth 17 dewalt/ carhart/ r&l carriers
jamie mcmurray 26 crown royal/ irwin
greg biffle 16 3M/ american red cross/ nexcare

Current:
David Ragan #6
Greg Bifle #16
Matt Kenseth #17
Jamie Mcmurray #26
Carl Edwards #99keyboard lifedrive