Mining Company go Results Found: 6 Button group with nested dropdown Trustee Hibbing Taconite Company 4950 Hibbing Taconite Company Access Road Hibbing MN 55746 (218) 262-5950 Polymet Mining Community Partner Polymet Mining 6500 County Road 666 PO Box 475 Hoyt Lakes MN 55750-0475 (218) 471-2150 United States Steel Corporation Minne... Economic Driver United States Steel Corporation Minnesota Ore Operations 8771 Park Ridge Dr PO Box 417 Mt. Iron MN 55768 (218) 749-7300 Twin Metals Community Builder Twin Metals 380 St. Peter Street, Suite 705 St. Paul MN 55102 Better In Our Back Yard Service Club Better In Our Back Yard 2321 W 9th St Duluth MN 55806 (612) 232-3559 Visit Website Associate Cleveland Cliffs PO Box 180 Eveleth MN 55734 Visit Website