| TEIS | Teacher Education Information System 
| Others |
| TEIS | Teacher Educator Interest Section
| Others |
| TEIS | Tennessee Early Intervention System
| Others |
| TEIS | Tennessee's Early Intervention System
| Others |
| TEIS | Tennessees Early Intervention System
| Others |
| TEIS | Theory in Economics of Information Systems
| Others |
| TEIS | Therapeutic Early Intervention Services
| Others |
| TEIS | Total Engineering Integration Systems
| Others |
| TEIS | Trans European Information Systems
| Others |
| TEIS | Transportation Excecutive Information System
| Others |
| TEIS | Transportation Executive Information System
| Others |