| Abbreviation | Definition |
|---|---|
| NTS | North Trade School |
| NTSD | Neshannock Township School District |
| NTSS | New Town Secondary School |
| NTSS | Northern Territory Space School |
| NTTS | National Tractor Trailer School |
| NUAMES | Northern Utah Academy of Math, Engineering, and Science |
| NUBS | Nanjing University Business School |
| NUBS | Newcastle University Business School |
| NUBS | Nottingham University Business School |
| NUHS | Nevada Union High School |
| NUHS | New Ulm High School |
| NUHS | New Urban High School |
| NUHS | New Utrecht High School |
| NULIS | National University of Lesotho International School |
| NUMS | Northwestern University Medical School |
| NUSL | Northeastern University School of Law |
| NVBS | North Valley Baptist Schools |
| NVCS | New Vision Charter School |
| NVCS | Newark Valley Central Schools |
| NVCS | Nittany Valley Charter School |