- Mayflowers prod. by Justin Niebank & Vince Gill
- Me and Your Cigarettes by Miranda Lambert prod. by Frank Liddell & Mike Wrucke
- Milkman by Pistol Annies prod. by Eric Masse, Frank Liddell & Glenn Worf
- Monroe Suede prod. by Justin Niebank & Vince Gill
- Mornings With You by Flatland Cavalry & Kaitlin Butts prod. by Dwight A. Baker
- Mother's Daughter prod. by Dave Cobb
- My Bed by Sunny Sweeney (Ft. Will Hoge) prod. by Luke Wooten
- Old Enough (Bluegrass Version) by The Raconteurs (Ft. Ricky Skaggs)
- One Way Ticket Down by Guy Clark prod. by Chris Latham, Guy Clark & Verlon Thompson
- On To Something Good prod. by Justin Niebank & Vince Gill
- Orphan prod. by Dave Cobb
- Orphan (Acoustic) prod. by Dave Cobb
- Over and Over by Shelby Lynne prod. by Gena Johnson & Karen Fairchild
- Over Everything prod. by Gena Johnson
- Pain, Pain prod. by Mark Wright
- Parallel by Flatland Cavalry prod. by Bruce Robison
- Paying Attention prod. by Dave Cobb
- Paying Attention (Acoustic) prod. by Dave Cobb