| Acronym | Definition |
|---|
| CSSC | Certified Structured Settlement Consultant |
| CSSC | China State Shipbuilding Corporation |
| CSSC | Civil Service Sports Council (UK) |
| CSSC | Center for the Study of Southern Culture |
| CSSC | Canadian Strategic Software Consortium |
| CSSC | Combat Service Support Company (augmentation to the Brigade Support Battalion for the Interim Brigade Combat Team) |
| CSSC | Canadian System of Soil Classification |
| CSSC | Customer Service Support Center |
| CSSC | Centro Studi Per la Scuola Cattolica (Italian: Study Center for Catholic School) |
| CSSC | Center Special Slotted Container (packaging industry) |
| CSSC | Corona Space Surveillance Centre (Europe) |
| CSSC | Canadian System Security Centre |
| CSSC | Comité Suisse de Soutien aux Chagossiens (French: Switzerland Committee to Support Chagossians; est. 1999) |
| CSSC | Carving Studio and Sculpture Center |
| CSSC | coded switch set controller (US DoD) |
| CSSC | Charleston Sports and Social Club (Charleston, SC) |
| CSSC | Civil Support Skills Course (US DoD) |
| CSSC | Corps Specifications Steering Committee (US Army Corps of Engineers) |
| CSSC | Central Supply Support Center |
| CSSC | CinemaSpoke Screenplay Competition |
| CSSC | Combat System Support Center |
| CSSC | Chicago Sport and Social Club (Illinois) |
| CSSC | Conference on Signals, Systems and Computers (IEEE) |