| Acronym | Definition |
|---|
| ATIS | Advanced Traveler Information System |
| ATIS | Alliance for Telecommunications Industry Solutions |
| ATIS | Automatic Terminal Information Service |
| ATIS | Automated Telescope Instruction Set |
| ATIS | A Tools Integration Standard (DEC) |
| ATIS | HIV/AIDS Treatment Information Service |
| ATIS | Allied Translator and Interpreter Section (Australian/American World War II intelligence agency) |
| ATIS | Al Taj International School (Riyadh, Saudi Arabia) |
| ATIS | Advanced Traveler Information Services |
| ATIS | Automated Terminal Information Service |
| ATIS | Automatic Transmitter Identification System |
| ATIS | Air Travel Information System |
| ATIS | Automated Terminal Information System |
| ATIS | Association of Translators and Interpreters of Saskatchewan (Canada) |
| ATIS | Automatic Tire Inflation Systems |
| ATIS | Advanced Technical Information Support |
| ATIS | Air Traffic Information Service (FAA) |
| ATIS | Automated Transit Information System |
| ATIS | Advanced Technical Information System |
| ATIS | Atherton Tool Integration Services |
| ATIS | Adventure Through Inner Space (Disneyland, CA) |
| ATIS | Army Training Information System |
| ATIS | Aerospace Telecommunications and Information Systems (Canadian Forces military specialty) |
| ATIS | Automated Travel Information System |
| ATIS | Automatic Traffic Information System |
| ATIS | Alliance for the Telecommunications Industry Solutions |
| ATIS | A Tool Interface Standard |
| ATIS | Automated Tactical Information System |
| ATIS | Avenger Threat Interface System |
| ATIS | Advanced Tactical Information System |
| ATIS | Automatic Thermal Impedance Scanning |
| ATIS | American Transportation Insurance Services (Loomis, CA) |