| Routing Primary Language | Academic & Science |
| Renault Programming Language | Academic & Science |
| Rapides Parish Library | Academic & Science |
| Rochester Public Library | Academic & Science |
| Rockford Public Library | Academic & Science |
| Richmond Public Library | Academic & Science |
| Reverse Polish Language | Academic & Science |
| Renegade Petroleum Ltd | Business |
| Registered Professional Landman | Business |
| Reliance Petroleum Limited | Business |
| Registered Petroleum Landman | Business |
| Residual Policy Learning | Community |
| Residential Peer Leaders | Community |
| Recognition for Prior Learning | Community |
| Residential Peer Leader | Community |
| Recognition Of Prior Learning | Community |
| Recognition Of Primary Learning | Community |
| Recognised Prior Learning | Community |
| Repeated Plot Line | Community |
| Request Parameter List | Computer Assembly Language |
| Requested Privilege Level | Computing |
| Remote Program Load | Computing |
| Resident Programming Language | Computing |
| Remote Program Link | Computing |
| Routing Policy Language | Computing |
| Rolm Processing Language | Computing |
| Remote Procedure Load | Computing |
| Ritchey Permissive License | Computing |
| Requestor's Privilege Level | Computing |
| Research Programming Language | Computing |
| Reverse Polish Lisp | Computing |
| Real Programming Language | Computing |
| Rule Production Language | Computing |
| Rocket Pool | Cryptocurrency |
| Replica Document | File Type |
| Reply Message | File Type |
| Replica Text Document | File Type |
| Routing Protocol for Low | General |
| Resale Private Line | General |
| Rat placental lactogen | General |
| Re Performing Loan | General |
| Report Page Layout | General |
| Reduced Paid Leave | General |
| Responsible Personnel List | General |
| Routing Primary Languageb | General |
| Roadbed Pointer List | General |
| Reavis Parent Lehrer | General |
| Reverse Path Lookup | General |
| Richard Photo Lab | General |
| Rocket Propulsion | General |
| Rocket Propulsion Lab | General |
| Route Position List | General |
| Richmond Power and Light | General |
| Real Property Lenders | General |
| Realtyna Property Listing | General |
| Reemployment Priority List | General |
| Routing Protocol for LLN | General |
| Restricted Parties List | General |
| Restricted Party List | General |
| Raw Parameter List | General |
| Reissue Part List | General |
| Ramped Powered Lighter | General |
| Repetitive Flight Plan | General |
| Reciprocal Public License | General |
| Revised Program Legislative | Governmental |
| Real Property Law | Governmental |
| Rehabilitation Plantations Limited | Indian Ministry of Home Affairs |
| REDDIPALLE | Indian Railway Station |
| Recurrent Pregnancy Loss | Medical |
| Rocket Propulsion Laboratory | Medical |
| Radiochemical Processing Laboratory | Medical |
| Rapid Prototyping Laboratory | Medical |
| RadioPhotoLuminescence | Medical |
| Required Proficiency Level | Military and Defence |
| Riot Projectile Launcher | Military and Defence |
| Reliance Petroleum Limited(Merged) | NSE Company Symbol |
| Regional Premier League | Regional |
| Rated Power Level | Space Science |
| Paintball League | Sports |
