Mountain Iron Headstart Address: 5529 Emerald Ave, Mountain Iron, MN 55768 Phone: (218) 749-6306 Pre-Schools Other Businesses: Mountain Iron Public Library at 5742 Mountain Ave, Mountain Iron, MN 55768 Mountain Iron Wastewater Plant at 8808 Grant Dr, Mountain Iron, MN 55768 Mountain Manor Apartment at 5700 Mountain Ave, Mountain Iron, MN 55768