| ACCO | Association of County Commissioners of Oklahoma | 俄克拉荷马州县专员协会 |
| ACCO | Assistant Central Control Officer | 助理中央控制官 |
| ACCO | American Clip Company | 美国剪辑公司 |
| ACCO | The Advisory Committee Of Commissioned Officers | 委任官员咨询委员会 |
| ACCO | Adenoid Cystic Carcinoma Organization | 腺样囊性癌组织 |
| ACCO | American College of Chiropractic Orthopedists | 美国脊椎矫形医师学会 |
| ACCO | American Cyanamid Company | 美国氰胺公司 |