| Business | Phone |
| Cliffs Mining Svc Highway 5, Hibbing 55746 | (218) 262-5910 |
| Great Northern Iron Ore Prop 801 E Howard St, Hibbing 55746 | (218) 262-3886 |
| Hibbing Taconite Co County Road 5 N, Hibbing 55746 | (218) 262-5950 |
| Northern Mining Inc 3404 15th Ave E, Hibbing 55746 | (218) 262-3626 |
| United Taconite Hibbing 55746 | (218) 262-5281 |