Quantum National Bank Stores by States Outlet Note Regular Brands Quantum National Bank Rating 4.7 based on 68 votes Official Website http://www.quantumbank.com/ Products Banking Savings Saving Bank Saving Plans Browse by State Georgia Browse Major Regular Stores Quantum National Bank outlet - Milton 2905 Bethany Bnd (678) 889-4700 Quantum National Bank outlet - Suwanee 505 Peachtree Industrial Blvd (770) 945-8300 People Also Viewed