| Abbreviation | Definition |
|---|---|
| NACD | National Academy Of Child Development |
| NACDA | National Association Of Collegiate Directors Of Athletics |
| NACMA | National Association of Collegiate Marketing Administrators |
| NACS | Network Academic Computing Services |
| NACU | New American Colleges Universities |
| NACWAA | National Association of Collegiate Women Athletics Administrators |
| NADCEST | National Data Center for Science Technology |
| NADCEST | National Data Center for Science & Technology |
| NADS | National Advanced Driving Simulator |
| NAE | National Academy of Education |
| NAE | Native Americans and the Environment |
| NAFSA | National Association Of Foreign Student Advisers |
| NAFTA | North American Future Teachers Association |
| NAGS | National Association of Geography Students |
| NAL | National Academic League |
| NAL | National Acoustic Laboratories |
| NALSAR | National Academy of Legal Studies and Research |
| NAPIS | National Agricultural Pest Information System |
| NAPO | National Admissions and Placement Office |
| NAQ | Never Asked Questions |