| Acronym | Definition |
|---|
| ACCO➣ASCO (American Society of Clinical Oncology) Core Curriculum Outline |
| ACCO➣Association of Climate Change Officers (Washington, DC) |
| ACCO➣American Chain Company (est. 1904) |
| ACCO➣American College of Chiropractic Orthopedists |
| ACCO➣American Cyanamid Company |
| ACCO➣Association of County Commissioners of Oklahoma |
| ACCO➣Adenoid Cystic Carcinoma Organization |
| ACCO➣American Clip Company |
| ACCO➣Asian Canadian Cultural Organization (University of British Columbia; Canada) |
| ACCO➣Autocross Club of Central Oregon (Bend, OR) |
| ACCO➣Assistant Central Control Officer |