Found 6 full forms for OSIF
| Term | Full Form | Category |
|---|---|---|
| OSIF | Oh Shoot I Forgot 
| Others |
| OSIF | Okanagan Society of Independent Filmmakers
| Others |
| OSIF | Okanagan Society of Independent Filmmaking
| Others |
| OSIF | One Spirit Interfaith Foundation
| Others |
| OSIF | Open Source Intelligence Forum
| Others |
| OSIF | Open Space Impact Fee
| Others |