OCOA
| Acronym | Definition |
|---|---|
| OCOA | Online Cytogenetics of Animals |
| OCOA | Ontario Conservation Officers Association |
| OCOA | Ohio Campground Owners Association |
| OCOA | One Church-One Addict |
| OCOA | Owners Coordinated Operations Agreement |
| OCOA | Olathe Community Orchestra Association |
| OCOA | Office, Comptroller Of the Army |