USCM
| Acronym | Definition |
|---|---|
| USCM | United States Conference of Mayors |
| USCM | United States Colonial Marines (game) |
| USCM | Union Sportive des Cheminots du Maroc (French: Sports Union of Railwaymen of Morocco; Morocco) |
| USCM | Unmanned Spacecraft Cost Model |
| USCM | Universal Service Component Model (telecommunications) |
| USCM | Unit Simulated Combat Mission (military training) |
| USCM | United States Campus Ministries |