| TLS | Lax and Legal Services 
| Others |
| TLS | tal Life Style
| Others |
| TLS | Talking Loud Syndrome
| Others |
| TLS | Tank Level Sensor
| Others |
| TLS | Tape Library System
| Others |
| TLS | Tax and Legal Services
| Others |
| TLS | Taxi Licensing Service
| Others |
| TLS | Technical Library Supplement
| Others |
| TLS | Telephone Line Simulator
| Others |
| TLS | Telsiz
| Others |
| TLS | Terminal Server Licensing
| Others |
| TLS | The Last Saiyans
| Others |
| TLS | The Last Samurai
| Others |
| TLS | The Last Stop
| Others |
| TLS | The Last Sttand
| Others |
| TLS | The Last Survivors
| Others |
| TLS | The Legendary Starfy
| Others |
| TLS | The Lighting Source
| Others |
| TLS | The Lost Sombrero
| Others |
| TLS | The Love Shack
| Others |
| TLS | Thee Lionel Show
| Others |
| TLS | Therapeutic Living Services
| Others |
| TLS | Thermal laser stimulation
| Others |
| TLS | Thread Local Storage
| Others |
| TLS | Thread-local storage
| Others |
| TLS | Threaded Locking System
| Others |
| TLS | Three Letter Shortcut
| Others |
| TLS | Three Line Scanner
| Others |
| TLS | Through Lens Screw
| Others |
| TLS | Through-Lens Screw
| Others |
| TLS | Time Lapse System
| Others |
| TLS | Time Line Sheet
| Others |
| TLS | Times Literary Supplement
| Others |
| TLS | Tiverton Library Services
| Others |
| TLS | Together Learning and Sharing
| Others |
| TLS | Toilet Locking System
| Others |
| TLS | Top Law Schools
| Others |
| TLS | Top Left Side
| Others |
| TLS | Top Level Specification
| Others |
| TLs | Topaz Ls
| Others |
| TLS | Toronto Limousine Services
| Others |
| TLS | Torque Limiting System
| Others |
| TLS | Torrey Life Sciences
| Others |
| TLS | Total Least Squares
| Others |
| TLS | Tough Lightweight and Smart
| Others |
| TLS | Toulouse, France
| Others |
| TLS | Tourisme Luxe Super
| Others |
| TLS | Toyota Lexus Scion
| Others |
| TLS | Toyota Logistics Services
| Others |
| TLS | Traditional Lough Style
| Others |
| TLs | Trailblazer Ls
| Others |
| TLS | Training for Learning and Serving
| Others |
| TLS | Transaction Layer Security
| Others |
| TLS | Transfer and Limousine Service
| Others |
| TLS | Transfer Loading Station
| Others |
| TLS | Transitional Living Services
| Others |
| TLS | Transitions Lifestyle System
| Others |
| TLS | Translation Libration and Screw
| Others |
| TLS | Translucent Liquid Sculpey
| Others |
| TLS | Transmission Line Speaker
| Others |
| TLS | Transmission Line Systems
| Others |
| TLS | Transparent LAN (Local Area Network) service
| Others |
| TLS | Transparent Lan Service
| Others |
| TLS | Transparent Liquid Sculpey
| Others |
| TLS | Transport Layer Security
| Others |
| TLS | Transport Layer Service
| Others |
| TLS | Transport Level Security
| Others |
| TLS | Transportation Layer Security
| Others |
| TLS | Travel Lifestyle Services
| Others |
| TLS | Trinity Law School
| Others |
| TLS | Trinity Lutheran School
| Others |
| TLS | Triple Link Suspension
| Others |
| TLS | Truck Licensing System
| Others |
| TLS | Truck Load Services
| Others |
| TLS | True Love Sister
| Others |
| TLS | Trustee Leader Scholar
| Others |
| TLS | Tumor Lysis Syndrome
| Others |
| TLS | Two Level Systems
| Others |
| TLS | Two-Level tunneling System
| Others |
| TLS | Typed Letter Signed
| Others |
| TLS | Typed Letter, Signed
| Others |