| WLS | Hihifo Airport 
| Others |
| WLS | Lighting Systems
| Others |
| WLS | TV-7, AM-890, Chicago, Illinois
| Others |
| WLS | Wait List System
| Others |
| WLS | Wait Listing Service
| Others |
| WLS | Waiting List Service
| Others |
| WLS | Waiting List Status
| Others |
| WLS | Wallis Island, Wallis Island
| Others |
| WLS | Warrior Leadership Summit
| Others |
| WLS | Warwick Law School
| Others |
| WLS | Washington Learning Source
| Others |
| WLS | Washington Local Schools
| Others |
| WLS | Water Loss Specialist
| Others |
| WLS | Water Loss SpecialistSM
| Others |
| WLS | We Love Skateboarding
| Others |
| WLS | Web Link Shortener
| Others |
| WLS | Web Log Storming
| Others |
| WLS | Web Logic Server
| Others |
| WLS | WebLogic Server
| Others |
| WLS | Weight Loss Specialist
| Others |
| WLS | Weight Loss Specialization
| Others |
| WLS | Weight Loss Success
| Others |
| WLS | Weight Loss Support
| Others |
| WLS | Weight Loss Surgery
| Others |
| WLS | Weight-Loss Surgery
| Others |
| WLS | Weighted Least Squares
| Others |
| WLS | Weiler Labeling Systems
| Others |
| WLS | Welsh Lab Strain
| Others |
| WLS | Wendy Loves Stocking
| Others |
| WLS | West Lake Sammamish
| Others |
| WLS | West Liberty Salem
| Others |
| WLS | West London Synagogue
| Others |
| WLS | West Lose Subtract
| Others |
| WLS | Westchester Library System
| Others |
| WLS | Western Litigation Specialists
| Others |
| WLS | Westminster Lawn Service
| Others |
| WLS | When Lightning Strikes
| Others |
| WLS | White Law Students
| Others |
| WLS | White Light Scanner
| Others |
| WLS | White Light Source
| Others |
| WLS | Whittier Law School
| Others |
| WLS | Wholesale Logistics Service
| Others |
| WLS | Williams Lawn Seed
| Others |
| WLS | Windows Live Search
| Others |
| WLS | Windows Live Spaces
| Others |
| WLS | Windows Logging Service
| Others |
| WLS | Wire Lubrication System
| Others |
| WLS | Wisconsin Longitudinal Study
| Others |
| WLS | Wisconsin Lutheran Seminary
| Others |
| WLS | Women Like Series
| Others |
| WLS | World Languages Studio
| Others |
| WLS | World Learner School
| Others |
| WLs | World Locks
| Others |
| WLS | World's Largest Store
| Others |
| WLS | Worlds Largest Store
| Others |