| NAPM | National Academy of Popular Music 
| Others |
| NAPM | National Alliance of People's Movements
| Others |
| NAPM | National Association of Paper Merchants
| Others |
| NAPM | National Association of Photographic Manufacturers
| Others |
| NAPM | National Association of Presort Mailers
| Others |
| NAPM | National Association of Purchasing Management
| Others |
| NAPM | National Association Of Purchasing Managers
| Others |
| NAPM | North American Portability Management
| Others |
| NAPM | North American Prototype Modelers
| Others |