| 缩写 | 全称 | 中文释义 |
|---|---|---|
| COA | Certified Ophthalmic Assistant | 注册眼科助理 |
| COA | Certificate Of Authentication | 认证证书 |
| COA | Coastal Contacts Incorporated (de-listed) | 海岸联络公司（减列） |
| COA | Commissioned Officers Association | 委任军官协会 |
| COA | Coachmen Industries, Inc. | 车夫工业公司 |
| COA | Certificate of Authorization | 授权证明书 |
| COA | Certification Of Authority | 授权证书 |
| COA | Confirmation of Availability | 可用性确认 |
| COA | Card of Admission | 入场证 |