| Acronym | Definition |
|---|
| IOOC➣Integrated Optics and Optical Fiber Communication |
| IOOC➣International Olive Oil Council |
| IOOC➣Interagency Ocean Observation Committee |
| IOOC➣Iranian Offshore Oil Company (est. 1980; National Iranian Oil Company; Iran) |
| IOOC➣Insight out of Chaos (database marketing company; various locations) |
| IOOC➣International Orthodox Christian Charities |