| Regional Ayurveda Research Institute for Metabolic Disorders | karnataka | 1 | |
| Regional Ayurveda Research Institute For Mother & Child Health | maharashtra | 66 | |
| Regional Ayurveda Research Institute For Nutritional Disorders | himachal pradesh | 10 | |
| Regional Ayurveda Research Institute For Skin Disorders | gujarat | 16 | |
| Regional Ayurveda Research Institute For Skin Disorders | andhra pradesh | 23 | |
| Regional Ayurveda Research Institute For Urinary Disorders | jammu kashmir | 6 | |
| Regional Cancer Centre | kerala | 14 | |
| Regional Center For Urban and Environmental Studies | telangana | 750 | |
| Regional Centre For Biotechnology | haryana | 52 | |
| Regional Centre For Biotechnology | haryana | 73 | |
| Regional Centre For Military Airworthiness (Missiles) | telangana | 2 | |
| Regional Institute of Education, Mysore | central government | 22 | |
| Regional Medical Research Centre | andaman nicobar islands | 3 | |
| Regional Medical Research Centre | odisha | 16 | |
| Regional Medical Research Centre, North East Region | assam | 2 | |
| Regional Outreach Bureau | maharashtra | 2 | |
| Regional Plant Quarantine Station | west bengal | 4 | |
| Regional Research Centre Of Ayurveda | chandigarh | 3 | |
| Registrar of Newspapers for India | delhi | 12 | |
| Rehabilitation Council Of India | delhi | 5 | |
| Repco Bank | tamil nadu | 81 | |
| Repco Home Finance Limited | karnataka | 1 | |
| Repco Home Finance Limited | telangana | 2 | |
| Repco Home Finance Limited | tamil nadu | 8 | |
| Research and Development Establishment Engineers | maharashtra | 8 | |