SWIS
| Acronym | Definition |
|---|---|
| SWIS | School-Wide Information System |
| SWIS | Subsurface Wastewater Infiltration System |
| SWIS | South West Interconnected System (Perth, Western Australia, Australia) |
| SWIS | Solid Waste Information System |
| SWIS | Satellite Weather Information System |
| SWIS | Strengths Weaknesses Issues Suggestions |
| SWIS | State Workforce Investment System (Colorado Workforce Development Council) |