| Abbreviation | Definition |
|---|---|
| OCIC | Overseas Cambodia Investment Corporation |
| OCIC | Overseas Cambodian Investment Corporation |
| OCL | Olympic- Chevin, Ltd. |
| OCL | Orient Cargo Line |
| OCM | Old Cider Mill |
| OCM | Organization for Competitive Markets |
| OCME | Orange County Model Engineers |
| OCMN | Ottawa- Carleton Manufacturers' Network |
| OCN | Owners Corporation Network |
| OCNL | Operating Company Name Lookup |
| OCO | Orange County Online |
| OCP | Optical Communication Products, Inc. |
| OCP | Original Chris Parts |
| OCPC | Orange County Printing Company |
| OCPI | Optical Communication Products Inc |
| OCR | OCRobotics |
| OCS | Overnight Courier Service |
| OCS | Overseas Courier Service |
| OCSG | Ohio Cost Savings Group |
| OCSHA | Ohio Council of Speech Hearing Administrators |