Powell has won four Grammy Awards and has been a guest on American television shows including Late Night with David Letterman, the Today Show, and American Masters. He has recorded with Rhiannon Giddens, Loretta Lynn, Irma Thomas, Tim O'Brien, Kyle Carey and Eric Clapton.
- If I Go Ten Thousand Miles (Rounder, 1996)
- Songs from the Mountain (Howdy Skies, 1999)
- Tony Furtado & Dirk Powell (Rounder, 1999)
- Hand Me Down (Rounder, 1999)
- Time Again (Rounder, 2004)
- A Fret Free Christmas (Valcour, 2010)
- Walking Through Clay (Sugar Hill/Welk Music Group, 2014)