| JASC | Jansen's Aircraft Systems Controls 
| Others |
| JASC | Japan America Society of Chicago
| Others |
| JASC | Japan America Society of Colorado
| Others |
| JASC | Japan America Student Conference
| Others |
| JASC | Japan Auto Sports Center
| Others |
| JASC | Japanese Automotive Service Corp
| Others |
| JASC | Japanese Automotive Service Corporation
| Others |
| JASC | JAS Compressed Graphics file
| Others |
| JASC | Jebel Ali Sailing Club
| Others |
| JASC | Jets And Airplanes Software Company
| Others |
| JASC | Job Advertisement Section Classifier
| Others |
| JASC | Jogos Abertos de Santa Catarina
| Others |
| JASC | Joint Action Steering Committee
| Others |
| JASC | Joint Aircraft System Component
| Others |
| JASC | Joint Aircraft System/Component
| Others |
| JASC | Journal Of Australian Strength and Conditioning
| Others |
| JASC | Journal of the American Society of Cytopathology
| Others |
| JASC | Julie Allstat Software Company
| Others |
| JASC | Just Another Software Company
| Others |