| NAPT | National Association for the Prevention of Tuberculosis |
|---|---|
| NAQAP | National Association of Quality Assurance Professionals |
| NAR | nasal airway resistance; National Association for Retarded [Children, Citizens]; no action required |
| NARA | Narcotics Addict Rehabilitation Act; National Association of Recovered Alcoholics |
| NARAL | National Abortion Rights Action League |