| ASCO | Advanced Systems and Concepts Office 
| Others |
| ASCO | African Student Culture Organization
| Others |
| ASCO | Agricultural Services Certified Organic
| Others |
| ASCO | Aluminum Supply COmpany, Inc.
| Others |
| ASCO | American Society for Clinical Oncology
| Others |
| ASCO | American Society of Clinical Oncologists
| Others |
| ASCO | American Society of Clinical Oncology
| Others |
| ASCO | Ametrican Society of Clinical Oncology
| Others |
| ASCO | Analog Synthesizer Chamber Orchestra
| Others |
| ASCO | Apothecaries Sundries Manufacturing Company
| Others |
| ASCO | Association of Schools and Colleges of Optometry
| Others |
| ASCO | Association of Singer Car Owners
| Others |
| ASCO | Association of Singer Car Owners Club
| Others |
| ASCO | Australian Standard Classification of Occupations
| Others |
| ASCO | Australian Standard of Classification of Occupations
| Others |
| ASCO | Automatic Switch COmpany
| Others |