| Acronym | Definition |
|---|
| RRSC➣Regional Resource Stewardship Council (Tennessee Valley Authority) |
| RRSC➣Russian Railway Service Corps (US Army; railway expert unit) |
| RRSC➣Regional Readiness Sustainment Command (US Army) |
| RRSC➣Research Register for Social Care (Social Care Institute for Excellence; London, England, UK) |
| RRSC➣Revenge of the Rebel: Shinobi Chronicles |
| RRSC➣Radial Reflector Shipping Container |
| RRSC➣Red River Service Corporation |
| RRSC➣Richmond Rapids Swim Club (Canada) |