- A Penny for Your Thoughts
- A Place to Fall Apart by Merle Haggard (Ft. Janie Fricke) prod. by Merle Haggard & Ray Baker
- Are There Any More Real Cowboys (Ft. Neil Young) prod. by Ben Keith, David Briggs, Elliot Mazer & Neil Young
- Are There Any More Real Cowboys? by Neil Young prod. by Ben Keith, David Briggs, Elliot Mazer & Neil Young
- Are You Sure prod. by Chet Atkins
- Are You Sure by Ray Price prod. by Don Law & Frank Jones
- Are You Sure by Kacey Musgraves prod. by Kacey Musgraves, Luke Laird & Shane McAnally
- Are You Sure by Duffy
- Are You Sure by Willie Nelson & Curtis Potter
- Artist Archive: Willie Nelson by Genius
- Ashamed prod. by Chet Atkins & Felton Jarvis
- A Showman's Life by Gary Allan prod. by Gary Allan & Mark Wright
- A Song for You prod. by Arif Mardin
- A Song for You (Live 1978)
- As Time Goes By (Ft. Julio Iglesias) prod. by Booker T. Jones
- Augusta by Willie Nelson & Don Cherry prod. by Charlie Shaffer
- Autumn Leaves prod. by Booker T. Jones
- Away in a Manger prod. by Larry Butler
- Away in a Manger by Willie Nelson & Bobbie Nelson prod. by Freddy Fletcher