| Acronym | Definition |
|---|
| RCH | Reach |
| RCH | Royal Children's Hospital (Australia) |
| RCH | Rockbridge County High (Lexington, VA) |
| RCH | Red Carnation Hotel (various locations) |
| RCH | Reproductive and Child Health |
| RCH | Random Access Channel |
| RCH | Recognised Clearing House (banking; UK) |
| RCH | Riohacha, Colombia (Airport Code) |
| RCH | Rectocolite Hémorragique (French: Ulcerative Colitis) |
| RCH | Residential Care Home |
| RCH | Railway Clearing House (UK) |
| RCH | Research in Computing for Humanities (University of Kentucky) |
| RCH | Recreation Center for the Handicapped (now the Janet Pomeroy Center) |
| RCH | Raleigh Community Hospital (Raleigh, NC) |
| RCH | Receive Channel |
| RCH | Race Relations, Cross Cultural Understanding, and Human Rights (school board policy; Canada) |
| RCH | Registered Canine Hydrotherapist (National Association of Registered Canine Hydrotherapists) |
| RCH | Random-Access Channel (also abbreviated RACH) |
| RCH | Royal Canadian Hussars (Montreal, QB, Canada) |
| RCH | Royal Canadian Hussars (Canadian Forces reserve regiment) |
| RCH | Rice Corporation of Haiti |
| RCH | Remote Control Head |
| RCH | Reims Champagne Hockey (French hockey team) |
| RCH | Réalisation et Conseils Hyperbares (French military equipment supplier) |
| RCH | Ruhrchemie AG |
| RCH | Regional Cable Head (cable TV industry) |
| RCH | Fine Unit of Measurement (see BCH) |
| RCH | Rush-Copley Healthplex (fitness center; Aurora, IL) |
| RCH | Religious and Cultural Heritage |
| RCH | Radial Contouring Hitch (tractor component) |