We can omit the last note ('C') as it's simply theįirst note repeated. Here is the same scale with position numbers above the notes: 1 2 3 4 5 6 7 C D E F G A B It's based on the positions of the notes of musical scales.įor example, the scale of C is: C D E F G A B The Nashville Numbering System is used extensively by professional and amateur musicians. It is like the Roman numeral and figured bass systems traditionally used to transcribe a chord progression.The system is simple and flexible, and can be embellished to include more information (such as chord variation or to denote a bass note in an inverted chord). in the late '50s as a simplified system for The Jordanaires to use in the studio and it was further developed by Charlie McCoy. The Nashville Numbering System was developed by Neal Matthews, Jr.