NCSG
| Acronym | Definition |
|---|---|
| NCSG | National Chimney Sweep Guild |
| NCSG | National Congress of State Games (Colorado Springs, Colorado) |
| NCSG | North Carolina Sea Grant |
| NCSG | North Carolina Senior Games |
| NCSG | Newcastle Construction Safety Group (Newcastle upon Tyne, UK) |
| NCSG | Normalized Constrained Stochastic Gradient |
| NCSG | North Carolina Society of Gastroenterology |