| RNS | Numismatic Society 
| Others |
| RNS | R N Shetty
| Others |
| RNS | R Nosson Slifkin
| Others |
| RNS | Radar Navigation Set
| Others |
| RNS | Radio Network Server
| Others |
| RNS | Radio Network Subsystem
| Others |
| RNS | Radio Network Subsystems
| Others |
| RNS | Rallye Navigation Solutions
| Others |
| RNS | Rambler News Service
| Others |
| RNS | Ramond Neveu Schwarz
| Others |
| RNS | Ranking Not Starting
| Others |
| RNS | Rap Non Stop
| Others |
| RNS | Raymarine Navigation System
| Others |
| RNS | Reactive Nitrogen Species
| Others |
| RNS | Real Network Solutions
| Others |
| RNS | Real Noob Squad
| Others |
| RNS | Real Number System
| Others |
| RNS | Really Neat Stuff
| Others |
| RNS | Reference Normal Serum
| Others |
| RNS | Region Name Server
| Others |
| RNS | Regional News Service
| Others |
| RNs | Registered Nurses
| Others |
| RNS | Regulatory News Service
| Others |
| RNS | Regulatory News Services
| Others |
| RNS | Relate Norfolk and Suffolk
| Others |
| RNS | Reliable Network Server
| Others |
| RNS | Religion News Service
| Others |
| RNS | Remote Name Server
| Others |
| RNS | Remote Network Server
| Others |
| RNS | Remote Network Station
| Others |
| RNS | Remote Network Support
| Others |
| RNS | Remote Node Service
| Others |
| RNS | Renal Nerve Stimulation
| Others |
| RNS | Renault Nissan Slovenija
| Others |
| RNS | Rennes, France
| Others |
| RNS | Rental Network Services
| Others |
| RNS | Repetitive Nerve Stimulation
| Others |
| RNS | Reporting and Network Services
| Others |
| RNS | Reporting and Notification Service
| Others |
| RNS | Research Need Statements
| Others |
| RNS | Research Needs Statements
| Others |
| RNS | Research Networking Software
| Others |
| RNS | Residue Number System
| Others |
| RNS | Resource Name System
| Others |
| RNS | Resource Namespace Service
| Others |
| RNS | Responsive Neuro Stimulator
| Others |
| RNS | Restarting Name Server
| Others |
| RNS | Rheumatology Nurses Society
| Others |
| RNS | Rhythm N Strategy
| Others |
| RNS | Rhythmical Neuromuscular Stimulation
| Others |
| RNS | RIF Name Service
| Others |
| RNS | Road Network Strategy
| Others |
| RNS | Road Network System
| Others |
| RNS | Roc Non Stop
| Others |
| RNS | Root Name Server
| Others |
| RNS | Rothesay Netherwood School
| Others |
| RNS | Royal Numismatic Society
| Others |
| RNS | Russian Neuroscience Society
| Others |