| SICC | Sabah International Convention Centre 
| Others |
| SICC | Safeguard Inventory Control Center
| Others |
| SICC | Saskatchewan Indian Cultural Centre
| Others |
| SICC | Saskatchewan Indian Cultural Centres
| Others |
| SICC | Saskatchewan Indigenous Cultural Centre
| Others |
| SICC | Scotiabank International Case Competition
| Others |
| SICC | Scuderia Italian Car Club
| Others |
| SICC | Securities Identification Code Committee
| Others |
| SICC | Sentul International Convention Center
| Others |
| SICC | Service Item Control Center
| Others |
| SICC | Servicio De Intercambio Centralizado De Correspondencia
| Others |
| SICC | Shankars International Childrens Competition
| Others |
| SICC | Siamese Internet Cat Club
| Others |
| SICC | Singapore Indian Chinese Cohort
| Others |
| SICC | Singapore International Chamber of Commerce
| Others |
| SICC | Singapore International Commercial Court
| Others |
| SICC | Singapore Island Country Club
| Others |
| SICC | Somerset In Care Council
| Others |
| SICC | Southern Intermediate Care Centre
| Others |
| SICC | Southern Invitational Choral Conference
| Others |
| SICC | State Interagency Coordinating Council
| Others |
| SICC | Staten Island Community Center
| Others |
| SICC | Staten Island Creative Community
| Others |
| SICC | Statewide Interagency Coordinating Council
| Others |
| SICC | Stratospheric Indicator Of Climate Changes
| Others |
| SICC | Student Involvement and Career Center
| Others |
| SICC | Surgically Inserted Central Catheter
| Others |
| SICC | Swiss Indian Chamber of Commerce
| Others |
| SICC | Sydney Independent Catholic Colleges
| Others |