| Abbreviation | Definition |
|---|---|
| NAMS | Nazareth Area Middle School |
| NAMS | Neil Armstrong Middle School |
| NAMS | New Albany Middle School |
| NAMS | North Albany Middle School |
| NAMS | North Andover Middle School |
| NAMS | North Arlington Middle School |
| NAMS | North Asheboro Middle School |
| NAMS | North Attleborough Middle School |
| NAMS | North Augusta Middle School |
| NAPPS | National Association of Proprietors of Private Schools |
| NAPPS | North Atlanta Parents for Public Schools |
| NAS | Northern Associated Schools |
| NASC | Northeast Area School Consortium |
| NASC | Norwich Area Schools Consortium |
| NASD | Norristown Area School District |
| NASD | North Allegheny School District |
| NASD | Northampton Area School District |
| NASP | National Archery in Schools Program |
| NASRO | National Association of School Resource Officers |
| NASS | Ngee Ann Secondary School |