sort by Rank | Alpha
| Possible Meanings | Rank |
| World Air Transport Statistics | **** |
| Wide Azimuth Towed Streamer | *** |
| Web Accessibility Testing and Services | *** |
| Wide Area Telecommunications Services | *** |
| Washtenaw Area Transportation Study | *** |
| Wide Area Telecommunication Service | *** |
| Workshop for Armenian Turkish Scholarship | *** |
| Web Applications Technologies and Solutions | *** |
| Wayne Area Transportation Service | *** |
| Web Accessibility Technical Services | *** |
| Western Atlantic Turtle Symposium | ** |
| WasteWater and Tank Systems | ** |
| Wide Area Telephone System | ** |
| Wide Area Telephone Services | ** |
| Web Accessiblity Technical Services | ** |
| Widening Access Through Sport | ** |
| Wind and Temperature Spectrometer | ** |
| WASEDA Athletic Training Society | ** |
| Wide Area Transmission System | ** |
| West African Training School | ** |
| Web Accessibility Testing Service | ** |
| Wide Area Telecommunications System | ** |
| Wireless Access Termination System | ** |
| West Africa Theological Seminary | * |
| Website Activity Tracking Statistics | * |
| Wisconsin Association of Textile Services | * |
| Wide Area Telecom Service | * |
| World Assosiation of Turkish Students | * |
| Walker Air Traffic Services | * |
| Waterfront Automated Tracking System | * |
| Western Auto and Truck Sales | * |
| Western Aviation Training Site | * |
| Wireless Access Telecommunication Service | * |
| Wireless Access Telecommunication System | * |
| Wireless Access Telecommunications Service | * |