TCOG
| Acronym | Definition |
|---|---|
| TCOG | Trilateral Coordination and Oversight Group (meeting between United States, Japan and South Korea on North Korea) |
| TCOG | Tennessee Coalition for Open Government (Nashville, TN) |
| TCOG | Texoma Council of Governments |
| TCOG | The Children of God (On-Line Christian Church Site) |
| TCOG | True Course Over Ground (global positioning systems) |
| TCOG | Toowoomba Community Organic Gardens (Australia) |