| Acronym | Definition |
|---|
| ISSC➣International Ship Security Certificate |
| ISSC➣Industrial Solid State Controls (various companies) |
| ISSC➣Integrated Systems Solutions Corp. |
| ISSC➣Ibm Solution and Service Centre |
| ISSC➣Interstate Shellfish Sanitation Conference |
| ISSC➣Institute for the Study of Social Change (San Francisco, CA) |
| ISSC➣International Subcommision on Stratigraphic Classification |
| ISSC➣International Six Sigma Council (business methodology) |
| ISSC➣Information Security Steering Committee (various organizations) |
| ISSC➣International Social Sciences Council |
| ISSC➣Integrated Systems Solutions Corporation |
| ISSC➣Information Systems Steering Committee |
| ISSC➣Information Systems Sub-Committee |
| ISSC➣Information Systems Security Certificate |
| ISSC➣International Seismic Safety Centre (International Atomic Energy Agency) |
| ISSC➣Information Systems Software Center |
| ISSC➣Information Systems Support Center |
| ISSC➣Imposto Sobre Serviços de Comunicações (Portuguese: Communications Services Tax; Brazil) |
| ISSC➣International SKA (Square Kilometre Array) Steering Committee (est. 2000) |
| ISSC➣Interdisciplinary School of Scientific Computing (University of Pune, India) |
| ISSC➣Ivy Singles Social Club |
| ISSC➣International Snow Sculpture Championships (Breckenridge, CO) |
| ISSC➣International School for Scientific Computing (South Africa) |
| ISSC➣In-Service Support Contract (Canada) |
| ISSC➣Integrated System Support Concept |
| ISSC➣Information Software Support Center |
| ISSC➣Information Service Support Center |
| ISSC➣Indian Springs Swim Club (Richland, WA) |
| ISSC➣Indian Standard Special Channel (steel construction) |
| ISSC➣Industrial Security Specialist Course |
| ISSC➣In-Service Support Center |
| ISSC➣Integrated System Support Center |
| ISSC➣Interservice Supply Support Committee/Coordinator |
| ISSC➣International Softswitch Consortium |
| ISSC➣Information Systems Security Center |