| Abbreviation | Definition |
|---|---|
| ISC | Integrated Strategic Communication |
| ISC | Integrated Support Command |
| ISC | Integrated System Control |
| ISC | Intermediate Service Center |
| ISC | Interservice Separation Codes |
| ISC | Inter-Software Commo |
| ISC | Inter-Software Communications |
| ISCA | Integrated Support Command Alameda |
| ISCF | Institutional Support Career Field |
| ISCU | Independent Support Coordination Units |
| ISD | Individual Soldier Detector |
| ISD | Industrial Support Detachment |
| ISD | Information Systems Division |
| ISD | Instructional Systems Development |
| ISD | Interoperability Standardization Directorate |
| ISD | Inter-operability Standardization Directorate |
| ISDB | Integrated Satellite Communications (SATCOM) Database |
| ISDP | Integrated Service Deployment Platform |
| ISE | Intelligence Support Element |
| ISE | Intermediate Support Equipment |