| Acronym | Definition |
|---|
| UPG➣Upgrade |
| UPG➣United Pet Group (Cincinnati, OH) |
| UPG➣Universal Power Group (Carrollton, TX) |
| UPG➣Universitatea Petrol Gaze (Romanian: University of Petroleum and Gas) |
| UPG➣Unreached People Group (religion) |
| UPG➣Universal Power Group |
| UPG➣User Private Group |
| UPG➣Union du Peuple Gabonais (French: Gabonese People's Union; political party) |
| UPG➣University of Pittsburgh At Greensburg (Pennsylvania) |
| UPG➣User Private Group (Red Hat Enterprise Linux) |
| UPG➣Union do Povo Galego |
| UPG➣Union for Progress of Guinea |
| UPG➣Ujung Pandang, Indonesia - Hasanudin (Airport Code) |
| UPG➣Unverified Personal Gnosis |
| UPG➣Unified Purchasing Group (group purchasing organization) |
| UPG➣Unión Patriótica Guatemalteca (Guatemalan Patriotic Union) |
| UPG➣United Physicians Group |
| UPG➣Ultra-Pure Germanium (radiology/radioactivity/gamma-ray spectrometry) |