| NAMC | National Advanced Mobility Consortium 
| Others |
| NAMC | National Agricultural Marketing Council
| Others |
| NAMC | National Arbitration and Mediation Committee
| Others |
| NAMC | National Association of Math Circles
| Others |
| NAMC | National Association Of Medical Communicators
| Others |
| NAMC | National Association Of Minority Contractors
| Others |
| NAMC | National Association Of Mothers Centers
| Others |
| NAMC | Nationwide Advantage Mortgage Company
| Others |
| NAMC | Nebraska Animal Medical Center
| Others |
| NAMC | New Age Media Concepts
| Others |
| NAMC | New Avanti Motor Corporation
| Others |
| NAMC | Nibon Aircraft Manufacturing Company
| Others |
| NAMC | Nihon Aircraft Manufacturing Corporation
| Others |
| NAMC | Nikon Advanced Modulation Contrast
| Others |
| NAMC | Nonprofit Alliance of Monterey County
| Others |
| NAMC | North American Masonry Conference
| Others |
| NAMC | North American Metals Council
| Others |
| NAMC | North American Migration Count
| Others |
| NAMC | North American Mobeds Council
| Others |
| NAMC | North American Montessori Center
| Others |
| NAMC | North American Mortgage Company
| Others |
| NAMC | North American Muscle Cars
| Others |
| NAMC | North Armagh Motor Club
| Others |
| NAMC | North Austin Medical Center
| Others |
| NAMC | Northpoint Alliance Motors Corporation
| Others |