Routing wide variety for Zions Bank is a nine digit number generally discovered at the bottom-left corner of the Zion Banks Paper Check Leaf. It is used to pick out the financial institution uniquely. It is likewise referred to as ABA quantity as it's miles allocated by using American Bankers Association. Routing numbers are every so often additionally referred to as “Check Routing Numbers”, “ABA Numbers”, or “Routing Transit Numbers” (RTN). Routing numbers may vary depending on wherein your account was opened and the kind of transaction made.