| Acronym | Definition |
|---|
| RMCC➣Ready Mix Concrete Company (various locations) |
| RMCC➣Roger Maris Cancer Center (Sanford Health; Fargo, ND) |
| RMCC➣Royal Military College of Canada |
| RMCC➣Rich Mountain Community College (Mena, Arkansas) |
| RMCC➣Rocky Mountain Cat Conservancy (Fort Collins, CO) |
| RMCC➣Royal Marsden Cancer Campaign (UK) |
| RMCC➣Red Mountain Christian Center (Mesa, AZ) |
| RMCC➣Red Mountain Community Church (Mesa, AZ) |
| RMCC➣Readiness and Movement Coordination Center |
| RMCC➣Ridley Mission Control Center |
| RMCC➣Reiterative Median Cascaded Canceller |
| RMCC➣Ronald McDonald's Children's Charity |
| RMCC➣Risk Management Control Center |
| RMCC➣Rack Mount Command Console |
| RMCC➣Rugby Methodist Church Centre (UK; est. 1984) |