| Abbreviation | Definition |
|---|---|
| NNBB | No Name Blues Band |
| NNM | Noise Not Music |
| NOCB | New Orleans Concert Band |
| NOCB | North Oakland Concert Band |
| NOFA | National Orchestra For All |
| NOJO | Neufeld Occhipinti Jazz Orchestra |
| NOJO | Neufeld-Occhipinti Jazz Orchestra |
| NOJO | New Orleans Jazz Orchestra |
| NOM | New Orleans Music |
| NOMA | National Online Music Alliance |
| NOMBE | NOah McBEth |
| NOMC | New Orleans Musicians Clinic |
| NOMC | New Orleans Musicians' Clinic |
| NOMF | New Orleans Musicians' Fund |
| NOMF | Northern Ontario Music Festival |
| NOMR | New Orleans Music Resources |
| NOS | Never On Sunday |
| NOS | New Organ Series |
| NOTC | New On The Charts |
| NOY | Nightmare of You |