| Abbreviation | Definition |
|---|---|
| NAFCON | National Forest Conservation council of Nigeria |
| NASCO | North Atlantic Salmon Conservation Organization |
| NBCA | National Biodiversity Conservation Area |
| NBCI | National Bobwhite Conservation Initiative |
| NCAC | Neighborhood Conservation Advisory Committee |
| NCAP | NSTAR Conservation Action Program |
| NCCC | National Civilian Conservation Corps |
| NCCD | New Castle Conservation District |
| NCCD | Northampton County Conservation District |
| NCCD | Northumberland County Conservation District |
| NCCP | Natural Communities Conservation Plan |
| NCCP | Next Century Conservation Plan |
| NCD | Neighborhood Conservation District |
| NCDC | Neighborhood Conservation District Committee |
| NCF | National Conservation Foundation |
| NCF | Nigerian Conservation Foundation |
| NCL | Neighborhood Conservation Low |
| NCLS | National Conservation and Leadership Summit |
| NCMC | National Coalition for Marine Conservation |
| NCOD | neighborhood conservation overlay district |