| ISDC | I Seriously Don't Care 
| Others |
| ISDC | Information System and Data Center
| Others |
| ISDC | Information System and Data Centre
| Others |
| ISDC | Intelligent Shift Dual Clutch
| Others |
| ISDC | Interagency Suspension and Debarment
| Others |
| ISDC | Interagency Suspension and Debarment Committee
| Others |
| ISDC | International Security and Development Center
| Others |
| ISDC | International Security Defense College
| Others |
| ISDC | International Sequence Dance Circle
| Others |
| ISDC | International Space Development Conference
| Others |
| ISDC | International Space Development Conferences
| Others |
| ISDC | International Structure for Decommissioning Costing
| Others |
| ISDC | International Swing Dance Championships
| Others |
| ISDC | International System Dynamics Conference
| Others |
| ISDC | Irish Society of Dentistry for Children
| Others |
| ISDC | Irish Subaru Drivers Club
| Others |
| ISDC | Iswar Saran Degree College
| Others |
| ISDC | Italian Studies Doctoral Colloquia
| Others |