| Acronym | Definition |
|---|
| RSSC➣Radisson Seven Seas Cruises |
| RSSC➣Regional School Support Center (New York state) |
| RSSC➣Robotics Society of Southern California (Fullerton, CA) |
| RSSC➣Regional Satellite Support Cell (US DoD) |
| RSSC➣Respiratory Support and Sleep Centre (UK) |
| RSSC➣Remote Sensing Support Coordinator (US FEMA) |
| RSSC➣Regional Space Support Center |
| RSSC➣Radar Sonar Surveillance Center |
| RSSC➣Reductions of Social Security Contributions |
| RSSC➣Regional Satellite Support Center |
| RSSC➣Remote Sensing Science Council |
| RSSC➣Real Estate Systems Support Center (USACE) |
| RSSC➣Ready Services Spares Cabinet |
| RSSC➣Regional SIGINT Support Center (NSA) |
| RSSC➣Regional SATCOM (Satellite Communications) Support Center (US DoD) |