| Rank | Abbreviation | Meaning |
|---|
| ***** | OSIC | On Site Installation Coordinator
| |
| **** | OSIC | Ordered Successive Interference Cancellation
| |
| ** | OSIC | Open Source Information Center
| |
| ** | OSIC | Orissa Small Industries Corporation
| |
| ** | OSIC | Oriental Scientific Instruments Corporation
| |
| ** | OSIC | Open Source in an Industrial Context
| |
| ** | OSIC | Operations Supervisor in Charge
| |
| * | OSIC | Office of the Scottish Information Commissioner
| |
| * | OSIC | Ontario Science and Innovation Council
| |
| * | OSIC | On Scene Incident Commander
| |
| * | OSIC | Oceania Sport Information Centre
| |
| * | OSIC | Omron Solutions and Innovation Centre
| |
| * | OSIC | Open Software Innovation Center
| |
| * | OSIC | One Stop Info Center
| |
| * | OSIC | Orthopedic Surgery Internet Consultants
| |
| * | OSIC | Outside in Company
| |
| * | OSIC | One Stop Information Center
| |
| * | OSIC | Open Space Institute of Canada
| |
| * | OSIC | Optimization of Subcarrier Information Capacity
| |
| * | OSIC | Operational Stress Injury Clinic
| |
| * | OSIC | One Stop Information Centre
| |
| * | OSIC | Open Society Institute Croatia
| |
| * | OSIC | Oil Spill Information Center
| |
| * | OSIC | Of the Scottish Information Commissioner
| |
| * | OSIC | Open Source Invention Community
| |