Nashville Number System — Key of B
The complete NNS chart for B Major: all seven diatonic chords with Nashville numbers and Roman numerals.
Key
Nashville Number Chart — Key of B
| Degree | Nashville | Chord |
|---|---|---|
| 1 | 1 | B |
| 2 | 2m | C#m |
| 3 | 3m | D#m |
| 4 | 4 | E |
| 5 | 5 | F# |
| 6 | 6m | G#m |
| 7 | 7dim | A#dim |
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Non-diatonic chords are preserved unchanged.
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Nashville Numbers in the Key of B Major
In the key of B Major, the seven diatonic chords are B, C#m, D#m, E, F#, G#m, A#dim. In Nashville Number System notation, these chords are numbered by their scale degree: the tonic chord B is 1, the subdominant E is 4, and the dominant F# is 5. Minor chords use a lowercase “m” suffix — C#m is 2m, D#m is 3m, and G#m is 6m. The diminished seventh degree, A#dim, is written 7dim.
NNS Reference Chart — B Major
Common Progressions in B Major — NNS Notation
The most common chord progression in B Major is I–V–vi–IV — B, F#, G#m, E — written in Nashville notation as 1–5–6m–4. Because the NNS uses numbers rather than chord names, this chart works verbatim in any key — a band calling out “1, 5, 6m, 4” knows exactly what to play regardless of the root key. Cross-reference with our chords in the key of B Major for the full diatonic chord set with Roman numeral analysis.
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