- ACFO stands for Association of Car Fleet Operators (UK)
- ACFO stands for Association Canadienne-Française de l’Ontario (Canada)
- ACFO stands for Association of Canadian Financial Officers (Ottawa, Ontario, Canada)
- ACFO stands for Australian Catholic Film Office (now Australian Catholic Office for Film and Broadcasting)
- ACFO stands for Aircraft Certification Field Office
- ACFO stands for Accredited Counter Fraud Officer
ACFO