| Systems Realization Laboratory, Georgia Tech | Academic & Science |
| Survey Research Laboratory, University of Illinois at Chicago | Academic & Science |
| Saturday Review of Literature | Academic & Science |
| Seismological Research Letters | Academic & Science |
| Survival Research Labs | Academic & Science |
| Simple Regex Language | Academic & Science |
| Sisco Research Laboratories | Academic & Science |
| Summer Research Lab | Academic & Science |
| Student Reporting Labs | Academic & Science |
| Science Research Laboratory, Incorporated | Business |
| Self Retracting Lifeline | Business |
| Standard Reference Level | Business |
| Speed Release Lock | Business |
| Self Retracting Lanyard | Business |
| Scully Royalty Ltd | Business |
| Simulated Radiation Level | Chemistry |
| The Saturday Review of Literature | Community |
| Stephen R. Lawhead, fiction author and writer | Community |
| Statistical Relational Learning | Community |
| State Representation Learning | Community |
| Self Regulated Learning | Community |
| Secure Radio Link | Computer and Networking |
| Software Release Letter | Computer and Networking |
| Structural Return Loss | Computer and Networking |
| Short Repeats Left | Computer Assembly Language |
| Shift Register Latch | Computer Assembly Language |
| Shift Right Logical | Computer Assembly Language |
| Storage Replicator Log | Computing |
| Sender Reputation Level | Computing |
| Sparrow Racing League | Computing |
| System Reference Library | Computing |
| Single Rider Line | General |
| Shadow Rangers League | General |
| Speed Runs Live | General |
| Surface Review and Letters | General |
| Società a Responsabilità Limitata | General |
| Severe Repetitive Loss | General |
| Space Radiation Lab | General |
| Semantic Role Labeling | General |
| Specific Root Length | General |
| Soul Revolution Love | General |
| Self Retracting Lifelines | General |
| Self Represented Litigant | General |
| Special Risks Limited | General |
| Self Represented Litigants | General |
| Service Request Log | General |
| Savage Redneck Life | General |
| Scoil Rince Luimni | General |
| Shoei Rider Link | General |
| Swedish Racing League | General |
| Stockcar Racing League | General |
| Supermodified Racing League | General |
| Short Range Lidar | General |
| Somerset Regal Limited | General |
| Special Reference Laboratories | Governmental |
| State Registered Landmark | Governmental |
| SAROLA | Indian Railway Station |
| Sociedad de Responsabilidad Limitada | International |
| Secretaría Regional Latino-americana | International |
| Survey Research Laboratory | Medical |
| Summer Research Laboratory | Medical |
| Science Research Laboratory | Medical |
| Space Radiation Laboratory | Medical |
| Space Radar Laboratory | Medical |
| Special Reference Laboratory | Medical |
| Survival Research Laboratories | Military and Defence |
| Santa Rosalia, Mexico | Regional |
| Swift Refrigerator Lines | Regional |
| Swaziland Rail Link | Regional |
| Seat Reference Level | Softwares |
| Software Raid Level | Softwares |
| Spacecraft Reference Line | Space Science |
| Space Radiation Laboratory, Cal Tech | Space Science |
| Street Racing League | Sports |
| Singing Return Loss | Telecommunication |