| Abbreviation | Definition |
|---|---|
| UPC | Unit Parts Company |
| UPC | United Parcel Corporation |
| UPC | United Plastics Corporation |
| UPC | United Processing Corporation |
| UPC | Uniunea Pulalailor Cacaciosi |
| UPC | Universal Plastic Company |
| UPCB | l'Union de la Presse Cinématographique Belge |
| UPCL | Udupi Power Corporation Limited |
| UPCL | Udupi Power Corporation Ltd |
| UPCL | Universal Power Company Limited |
| UPCL | Universal Power Company Ltd |
| UPCL | Uttarakhand Power Corporation Limited |
| UPCL | Uttarakhand Power Corporation Ltd |
| UPCL | Uttaranchal Power Corporation Ltd |
| UPD | User Program Division |
| UPDC | UACN Property Development Company |
| UPE | United Professional Experience |
| UPE | Universal Process Equipment |
| UPF | United Plastic Fabricating, Inc. |
| UPF | University Press of Florida |