Found 7 full forms for WTIS
| Term | Full Form | Category |
|---|---|---|
| WTIS | Wait Time Information System 
| Others |
| WTIS | Web-based Tourism Information System
| Others |
| WTIS | West Tennessee Iris Society
| Others |
| WTIS | West Texas Internet Services
| Others |
| WTIS | Winter Term In Service
| Others |
| WTIS | Wireless Telecommunications Information & Services
| Others |
| WTIS | World Telecoms Information Service
| Others |