| Acronym | Definition |
|---|
| OCF | Oral Cancer Foundation |
| OCF | Operating Cash Flow |
| OCF | Orthodox Christian Fellowship (Standing Conference of Canonical Orthodox Bishops in the Americas) |
| OCF | Overwhelming Colorfast (band) |
| OCF | Osteopathy in the Cranial Field |
| OCF | OpenCard Framework |
| OCF | Open Container Format (computer format) |
| OCF | Old Car Festival (various locations) |
| OCF | Off Center Fed (radio antenna) |
| OCF | Open Container Format |
| OCF | Object Craft File |
| OCF | Object Components Framework |
| OCF | Onboard Computational Facility |
| OCF | on Chip Flash |
| OCF | Open Card Framework |
| OCF | Operations Control Facility |
| OCF | Officers' Christian Fellowship |
| OCF | Obsessive-Compulsive Foundation |
| OCF | Off Camera Flash |
| OCF | Open Computing Facility |
| OCF | Our Children First (Bronz, NY) |
| OCF | Open Cluster Framework (computer clustering standards) |
| OCF | Other Customer Funds |
| OCF | Open Channel Foundation (software) |
| OCF | Ontario Common Front (Canada) |
| OCF | Opel Club Finland |
| OCF | Oldest Cell First |
| OCF | Open Catalog Format |
| OCF | Out-of-Control Flight (aviation) |
| OCF | Operational Control Field |
| OCF | Operational Check Flight |
| OCF | Operator Configuration File |
| OCF | Online Camping Friends |
| OCF | Overall Correlation Factor |
| OCF | Ongoing Charges and Fees (investments) |
| OCF | On-Cycle Failure |
| OCF | Object Collaboration Framework |
| OCF | Olds Club of Florida (automobile club) |
| OCF | Ordnance Cloth Factory (Avadi, Chennai, India) |
| OCF | Omanba Community Foundation (Ghana) |