| Research Inform Take Action | Academic & Science |
| Research Is The Answer | Academic & Science |
| Rowan Individual Transportation Assistance | Business |
| Record if In-Training Assessment | Community |
| Reputable Intelligent Teaching Association | Community |
| Retirement Industry Trust Association | Community |
| Rochester Institute of Technology Ambulance | Computing |
| Rwanda Information Technology Authority | Computing |
| Recognition of Information Technology Achievement | Computing |
| Retail Innovation Technology Award | General |
| Relevant Informative Timely And Actionable | General |
| Record of In Training Assessment | General |
| Real Intelligence Threat Analytics | General |
| Relevant Informative Timely Actionable | General |
| Rahul Is The Alternative | General |
| Render In The Air | General |
| Reseau Integre Transmissions Automatique | General |
| Registrar In Training Assessment | General |
| Rhode Island Trucking Association | General |
| Real Intelligent Threat Analytics | General |
| Regional Infrastructure Transportation Agency | Governmental |
| Relocation Income Tax Allowance | Governmental |
| Research and Innovative Technology Administration | Governmental |
| Resistance Inside the Army | Governmental |
| Randomised Intervention Treatment Of Angina | Medical |
| Radiofrequency Interstitial Tumor Ablation | Medical |
| Registry of Industrial Toxicology Animal data | Medical |
| Research Initiative / Treatment Action | Medical |
| Reminiscence Interactive Therapy Activity | Medical |
| Recent Infection Treatment Algorithm | Medical |
| Reminiscence Interactive Therapy Activities | Medical |
| Retention Incentive Training Account | Military and Defence |
| Reliable Internetwork Troubleshooting Agent | Networking |
| Re-invented Triple Axis | Physics Related |
| Regional Income Tax Agency | Regional |
