Quicken Loans Address: 12711 E Jefferson Ave, Detroit, MI 48230 Phone: (313) 293-7151 Loans Other Businesses: Check 'n Go at 9739 Harper Ave, Detroit, MI 48213 United Taxes at 11213 Mack Ave, Detroit, MI 48214-3529 Check 'n Go at 13338 E Jefferson Ave, Detroit, MI 48215