| Abbreviation | Definition |
|---|---|
| ASC | American Service Center |
| ASC | American Servicing Company |
| ASC | American Sunroof Corporation |
| ASC | Ardmore Shipping Corp |
| ASC | Ardmore Shipping Corporation |
| ASC | Assessment Systems Corporation |
| ASC | Assigned Subcontractor |
| ASC | Auto Services Company |
| ASC | Auxiliary Service Corporation |
| ASC | Auxiliary Services Corporation |
| ASC | Signal Corporation |
| ASCCI | Australasian Shelley Collectors Club Inc |
| ASCI | Advanced Systems Concepts Inc |
| ASCI | Art and Science Collaborations Inc |
| ASCI | Art Science Collaborations Inc |
| ASCI | Asciiart Science Collaborations Inc |
| ASCL | Audio Supplies Company Limited |
| ASCO | Aluminum Supply COmpany, Inc. |
| ASCO | Apothecaries Sundries Manufacturing Company |
| ASCO | Automatic Switch COmpany |