| Acronym | Definition |
|---|
| GISD➣Galveston Independent School District (Galveston, TX) |
| GISD➣Garland Independent School District |
| GISD➣Genesee Intermediate School District (Michigan) |
| GISD➣Geographic Information for Sustainable Development |
| GISD➣Gainesville Independent School District (Gainesville, TX) |
| GISD➣Gladewater Independent School District (Gladewater, TX) |