| Rank | Abbreviation | Meaning |
|---|
| ***** | SIC | Standing Interpretations Committee (International Accounting Standards)
| |
| *** | SIC | School Improvement Council
| |
| ** | SIC | Student Involvement Committee (various organizations)
| |
| ** | SIC | Safety Inspection Checklist
| |
| ** | SIC | Sepang International Circuit
| |
| ** | SIC | Sister in Christ
| |
| * | SIC | Società Italiana di Chirurgia
| |
| * | SIC | Site d'Importance Communautaire
| |
| * | SIC | San Isidro Club
| |
| * | SIC | Sisters in Crime
| |
| * | SIC | Siti di Importanza Comunitaria
| |
| * | SIC | Somewhere in Canada
| |
| * | SIC | Société Internationale de Criminologie (French: International Society of Criminology)
| |
| * | SIC | Società Italiana di Cardiologia
| |
| * | SIC | Sport Interuniversitaire Canadien (French: Canadian Interuniversity Sport; Canada)
| |
| * | SIC | Societe International de Chirurgie (French: International Society of Surgery)
| |
| * | SIC | Studies in Informatics and Control
| |
| * | SIC | Salmon in the Classroom
| |
| * | SIC | Stop Infant Circumcision
| |
| * | SIC | Sudan Interior Church
| |
| * | SIC | Segundo Informação Recolhida
| |
| * | SIC | Student Initiated Course
| |
| * | SIC | Systeme d'Information et de Communication
| |
| * | SIC | Spatial Information Clearinghouse
| |
| * | SIC | Special Investigation Committee
| |