| Acronym | Definition |
|---|
| UCSL➣United Centers for Spiritual Living (Golden, CO) |
| UCSL➣United Cleaning Services Limited (Ontario, Canada) |
| UCSL➣University Committee on Student Life (New York University) |
| UCSL➣Unbundled Copper Sub-Loop (telecommunications) |
| UCSL➣Union County Soccer League (various locations) |