| RCM | RADARSAT Constellation Mission 
| Others |
| RCM | Radio Cadence Musique
| Others |
| RCM | Radio Control Modeler
| Others |
| RCM | Radiocontrast medium
| Others |
| RCM | Ragnarok Component Model
| Others |
| RCM | Rahula College Matara
| Others |
| RCM | Rapid Compression Machine
| Others |
| RCM | Rapid culture method
| Others |
| RCM | Rate Control Module
| Others |
| RCM | Real Capital Markets
| Others |
| RCM | Real Cash Maker
| Others |
| RCM | Real Clear Markets
| Others |
| RCM | Real Color Management
| Others |
| RCM | Real Complete Machine
| Others |
| RCM | Rear Camera Mirror
| Others |
| RCM | Rear Control Module
| Others |
| RCM | Rec Crafts Metalworking
| Others |
| RCM | Reciprocating Chemical Muscle
| Others |
| RCM | Reconfigurable Computing Module
| Others |
| RCM | Reconfiguration Manager
| Others |
| RCM | Recycled Composit Material
| Others |
| RCM | Recycled Composite Material
| Others |
| RCM | Red Card Movement
| Others |
| RCM | Red cell mass
| Others |
| RCM | Red Cross Magazine
| Others |
| RCM | Reflectance confocal microscopy
| Others |
| RCM | Regional Campus Manipur
| Others |
| RCM | Regional Climate Model
| Others |
| RCM | Registered Child Minder
| Others |
| RCM | Registered Condominium Manager
| Others |
| RCM | Registered Cooperative Manager
| Others |
| RCM | Regulated Content Management
| Others |
| RCM | Reinforced Clostridial Medium
| Others |
| RCM | Reliability Centered Maintenance
| Others |
| RCM | Reliability Centred Maintenance
| Others |
| RCM | Reliability Centred Management
| Others |
| RCM | Reliability-Centered Maintenance
| Others |
| RCM | Remote Cache Manager
| Others |
| RCM | Remote Carrier Module
| Others |
| RCM | Remote Compass Module
| Others |
| RCM | Remote Connection Manager
| Others |
| RCM | Remote Console Manager
| Others |
| RCM | Remote Container Monitoring
| Others |
| RCM | Remote Content Management
| Others |
| RCM | Remote Customer Multiplexer
| Others |
| RCM | Renault Club Malaysia
| Others |
| RCM | Renault Commerce Maroc
| Others |
| RCM | Rental Car Manager
| Others |
| RCM | Residual Current Monitoring
| Others |
| RCM | Resource Christian Music
| Others |
| RCM | Resource Configuration Manager
| Others |
| RCM | Resource Consuming Monster
| Others |
| RCM | Resource-Centred Management
| Others |
| RCM | Responsibility Center Management
| Others |
| RCM | Responsibility Centered Management
| Others |
| RCM | Restraint Control Module
| Others |
| RCM | Restrictive cardiomyopathy
| Others |
| RCM | Restrictive Cardiomyopathy Medical
| Others |
| RCM | Retail Client Manager
| Others |
| RCM | Retarder Control Management
| Others |
| RCM | Retarder Control Module
| Others |
| RCM | Retirement Center Management
| Others |
| RCM | Retro Cars Mitte
| Others |
| RCM | Revenue Cycle Management
| Others |
| RCM | Reverse Cone Megaphone
| Others |
| RCM | Reverse Cuthill-McKee
| Others |
| RCM | Revision and Configuration Management
| Others |
| RCM | Rice Crop Manager
| Others |
| RCM | Richard Childress Motorsports
| Others |
| RCM | Richlist Club Malaysia founded by Johnny Neoh
| Others |
| RCM | Richmond, Queensland, Australia
| Others |
| RCM | Right Click Menu
| Others |
| RCM | Right Concept Marketing
| Others |
| RCM | Right Costal Margin
| Others |
| RCM | Righteous Cry Ministries
| Others |
| RCM | Ring Closing Metathesis
| Others |
| RCM | Risk Control Matrix
| Others |
| RCM | RLG Cultural Materials
| Others |
| RCM | Robot Control Module
| Others |
| RCM | Robotic Camera Mount
| Others |
| RCM | Roc City Mustangz
| Others |
| RCM | Rocket City Minis
| Others |
| RCM | Rocket City Mopar
| Others |
| RCM | Rocket Configuration Manager
| Others |
| RCM | Roger Clark Motorsport
| Others |
| RCM | Roof Control Module
| Others |
| RCM | Roswell Community Masjid
| Others |
| RCM | Routine Condition Monitoring
| Others |
| RCM | Routing Controller Module
| Others |
| RCM | Royal Canadian Mint
| Others |
| RCM | Royal College of Midwives
| Others |
| RCM | Royal College of Music
| Others |
| RCM | Royal Conservatory Music
| Others |
| RCM | Royal Conservatory of Music
| Others |
| RCM | Ruger Compact Magnum
| Others |
| RCM | Rules for Courts-Martial
| Others |
| RCM | Rural Credit Market
| Others |