| Acronym | Definition |
|---|
| NASCO | North Atlantic Salmon Conservation Organization |
| NASCO | National Aquatic Safety Company (est. 1974) |
| NASCO | National Association of State Charity Officials (organizational oversight) |
| NASCO | North American Students of Cooperation (Chicago, IL) |
| NASCO | National Association of Security Companies (Washington, DC) |
| NASCO | National Account Service Company LLC |
| NASCO | Norwegian and Asian Seafarers' Committee (union) |
| NASCO | National Academy of Science Committee On Oceanography |
| NASCO | National Accounting Standards for Commercial Organizations (Azerbaijan) |
| NASCO | National Agricultural Supply Company |