- ACSR stands for Aluminum Conductor, Steel Reinforced (cable)
- ACSR stands for Accredited Customer Service Representative
- ACSR stands for AIDS and Cancer Specimen Resource (San Francisco, CA)
- ACSR stands for Avid Certified Support Representative
- ACSR stands for Automatic Child Seat Recognition System (car safety; various companies)
- ACSR stands for Australian Corporations and Securities Reports (Australia)
- ACSR stands for Advanced Customer Service Representative
- ACSR stands for Advisory Committee on Shareholder Responsibility
- ACSR stands for Algebra of Communicating Shared Resources
- ACSR stands for All China Strategic Research
- ACSR stands for Association Canadienne des Sciences Régionales (French: Canadian Regional Science Association)
- ACSR stands for Adelaide Centre for Spinal Research (Australia)
- ACSR stands for Annual Cancer Statistics Review
- ACSR stands for Anomaly Status Change Request
ACSR