| Abbreviation | Definition |
|---|---|
| UPPCL | Uttar Pradesh Power Corporation Limited |
| UPPCL | Uttar Pradesh Power Corporation Limiter |
| UPPCL | Uttar Pradesh Power Corporation Ltd |
| UPPI | Universal Protective Packaging Inc |
| UPPR | United Perfumes Public Relations |
| UPRR | Union Pacific RailRoad |
| UPRVUNL | Uttar Pradesh Rajya Vidyut Utpadan Nigam |
| UPS | United Parcel Service |
| UPS | United Pediatric Services |
| UPS | United Produce Service |
| UPS | Uriahs Pony Service |
| UPS2 | Ultra Precision and Structured Surfaces 2 |
| UPSA | United Professional Sales Association |
| UPSB | University Physicians at Stony Brook |
| UPSIDC | Uttar Pradesh State Industrial Development Corporation |
| UPSSC | Unisys Public Sector Services Corporation |
| UPS-SCS | United Parcel Service - Supply Chain Solutions |
| UPT | United Petroleum Transports |
| UPT | Urenco Power Technologies |
| UQS | Uniform Quorum Systems |