A partir de 2003, Carter ha lanzado tres álbumes en solitario, Now or Never, I'm Taking Off y All American durante los descansos entre horarios de Backstreet Boys, y una colaboración con Jordan Knight titulada Nick & Knight.
As of 2015, Carter has released three solo albums, Now or Never, I'm Taking Off and All American during breaks between Backstreet Boys schedules, and a collaboration with Jordan Knight titled Nick & Knight.WikiMatrix WikiMatrix