NCSF
| Acronym | Definition |
|---|---|
| NCSF | National Coalition for Sexual Freedom |
| NCSF | National Catholic Society of Foresters (est. 1891) |
| NCSF | National Council of Strength and Fitness (South Miami, Florida) |
| NCSF | North Carolina Shakespeare Festival (est. 1977) |
| NCSF | National Cartoonists Society Foundation (Maitland, FL) |
| NCSF | Nederlands Contactcentrum voor Science Fiction (Dutch: Dutch Contact Center For Science Fiction; science fiction club; Netherlands) |
| NCSF | NASA College Scholarship Fund |
| NCSF | Northern California Services Facility |