| U S Scrap (Decatur, IL)
|
| U S Scrap & Recycling (South Bend, IN)
|
| U S Steel Automotive Ctr (Troy, MI)
|
| U S Steel Corp (Mountain Iron, MN)
|
| U S Steel Corp (Dravosburg, PA)
|
| U S Steel Corp (Detroit, MI)
|
| U S Steel Corp (Gary, IN)
|
| U S Steel Granite City Works (Granite City, IL)
|
| U S Steel Intl Inc (Pittsburgh, PA)
|
| Ubaldo Vitali Inc (Maplewood, NJ)
|
| Ulbrich Stainless Steel (Alsip, IL)
|
| Uldry Trading Sa (Bloomingdale, IL)
|
| Ultra Fine Powder Technology (Woonsocket, RI)
|
| Umicore Cobalt Products (Maxton, NC)
|
| Uni-Facs (Columbus, OH)
|
| Union Electric Steel Corp (Burgettstown, PA)
|
| United Alloys & Metals Inc (Los Angeles, CA)
|
| United Iron Inc (Mount Vernon, NY)
|
| United Stainless Inc (Selmer, TN)
|
| United States Steel Corp (Pittsburgh, PA)
|
| Universal Metal & Ore Co (Mount Vernon, NY)
|
| Universal Metal Svc Corp (South Holland, IL)
|
| Universal Plastics (Akron, OH)
|
| Universal Stainless & Alloy (Titusville, PA)
|
| Universal Steel America (Houston, TX)
|