List of Johnstone Supply Stores in Farmington, MI Outlet Note Regular Brands Johnstone Supply Michigan Farmington Rating 5 based on 75 votes Products Tools Supplies HVAC Equipment HVACR Parts Motors Refrigerant NameAddressPhone Name/Address/Phone Johnstone Supply outlet - Farmington 32458 W 8 Mile Rd (248) 987-6988 People Also Viewed