| Unifirst Broken Arrow Plant | Gas processing plant | Tulsa County, OK | Unifirst Corp | |
| Unifirst Corp Okc Plant | Gas processing plant | Oklahoma County, OK | Unifirst Corp | |
| Union City Booster Station | Compressor station | Canadian County, OK | DCP Operating Company, LP | |
| Union Compressor Station | Compressor station | Grady County, OK | ET Gathering & Processing, LLC | |
| Unionville | Underground storage | Monroe County, IN | Indiana Gas Company Dba Vectren | In service |
| United Liquid Gas Bakersfield Terminal | Terminal | CA | United Liquid Gas Company | |
| United Metro Energy Brooklyn Blending Terminal NY | Terminal | NY | United Metro Energy Corp | |
| United Refining Riverhead terminal | Terminal | NY | United Refining Co | |
| United Refining Rochester terminal | Terminal | NY | United Refining Co | |
| United Refining Springdale terminal | Terminal | PA | United Refining Co | |
| United Refining Tonawanda terminal | Terminal | NY | United Refining Co | |
| United Refining Vulcan terminal | Terminal | AL | United Refining Co | |
| Uno Mas Facility | Compressor station | Live Oak County, TX | | |
| Upton Logistic Center | Terminal | WY | | |
| Urc 2 Compressor Station | Compressor station | Major County, OK | Oneok Field Services Inc | |
| Us Energy Distribution LLC terminal | Terminal | MI | Us Energy Distribution LLC | |
| Us Venture Bettendorf terminal | Terminal | IA | Us Venture Inc | |
| Us Venture Bryan terminal | Terminal | TX | Us Venture Inc | |
| Us Venture Bylsby Green Bay Terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Fort Worth South Terminal | Terminal | TX | Us Venture Inc | |
| Us Venture Fort Worth terminal | Terminal | TX | Us Venture Inc | |
| Us Venture Green Bay Buckeye terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Green Bay Fox Terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Green Bay Hurlbut North terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Green Bay Products terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Green Bay Quincy terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Indianapolis terminal | Terminal | IN | Us Venture Inc | |
| Us Venture Jones Island terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Madison Buckeye terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Madison Northsouth terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Madison Terminal Oil Group | Terminal | WI | Us Venture Inc | |
| Us Venture Milwaukee Central terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Milwaukee North terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Milwaukee South terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Milwaukee West terminal | Terminal | WI | Us Venture Inc | |
| Us Venture Rogers City terminal | Terminal | MI | Us Venture Inc | |
| Ute Dome Lateral | Compressor station | NM | Hilcorp Energy Company | |
| Ute Western Gas CDP 1 | Compressor station | NM | Hilcorp Energy Company | |
| V-Tex Logistics Hearne Terminal | Terminal | TX | V-Tex Logistics LLC | |
| V-Tex Logistics Taylor Terminal | Terminal | TX | V-Tex Logistics LLC | |
| VRM Meraux terminal | Terminal | LA | VRM | |
| Val Verde GP | Gas processing plant | NM | Harvest Four Corners, LLC | |
| Valero Marketing & Supply Corpus Christi terminal | Terminal | TX | Valero Marketing & Supply CO | |
| Valero Marketing & Supply Houston terminal | Terminal | TX | Valero Marketing & Supply CO | |
| Valero Marketing & Supply ST James terminal | Terminal | LA | Valero Marketing & Supply CO | |
| Valero Terminaling & Distr Blue Island | Terminal | IL | Valero Terminaling And Distribution Company | |
| Valero Terminaling & Distr Hammond | Terminal | IN | Valero Terminaling And Distribution Company | |
| Valero Terminaling And Distr Lexington | Terminal | KY | Valero Terminaling And Distribution Company | |
| Valero Terminaling And Distr Louisville | Terminal | KY | Valero Terminaling And Distribution Company | |
| Valmont Coatings Oklahoma Galvanizing Hot Dip Plant | Gas processing plant | Rogers County, OK | Valmont Coatings Inc | |