| Acronym | Definition |
|---|
| CLSC➣Closed-Loop Supply Chain |
| CLSC➣Centre Local de Services Communautaires |
| CLSC➣Chautauqua Literary and Scientific Circle |
| CLSC➣Cisco LAN Switch Configuration |
| CLSC➣Cohesion Legal Services Centre (UK) |
| CLSC➣Carter Lake Sailing Club (Larimer Country, CO, USA) |
| CLSC➣Contractor Logistic Support Commitment |
| CLSC➣COMSEC Logistics Support Center |
| CLSC➣Concordia League Social Club |
| CLSC➣Chicago Lesbian Social Club |