An ABA number, also known as the Routing and Transit number, uniquely identifies RetireNow and is used in check processing.  It also represents the Federla Reserve Bank that items are routed through.

RetireNow's ABA number is 111111111. This number is the first 9 digits listed on the bottom of your checks.

Checks generally display the ABA number, the account number, and the check number across the bottom.  The ABA number does not appear on deposit slips.