| Abbreviation | Definition |
|---|---|
| GLEPS | Great Lakes Environmental Planning Study |
| GLOVISTA | GLOVISTA stands for "Global Vision and Strategy for Sustainable Transformation and Advancement, |
| GMPC | Growth Management Planning Council |
| GNPA | Good Neighbors Planning Alliance |
| GO | Government Order |
| GOAP | Goal Orient Action Planning |
| GOAP | Goal Oriented Action Planning |
| GODAN | Global Open Data for Agriculture and Nutrition |
| GOMP | Gulf of Mexico Program |
| GOMP | Gulf Of Mexico Project |
| GPAS | Graduate Planning and Audit System |
| GPCC | Genomics Planning And Coordinating Committee |
| GPEAN | Global Planning Education Association Network |
| GPEC | Global Planning Education Committee |
| GPGP | Generalized Partial Global Planning |
| GPS | God Planning Success |
| GPTP | Greater Prescott Trails Planning |
| GRIT | Grantor Retained Income Trust (estate planning) |
| GRP | Grassland Reserve Program |
| GRPC | Global Reach Planning Center |