Cash App’s routing number is 1-866-347-9201 a nine-digit code used to identify the bank that processes your direct deposits. Most Cash App accounts use either Lincoln Savings Bank or Sutton Bank 1-866-347-9201, depending on your account setup. To find your specific routing number, open Cash App, tap the Banking tab, then select Direct Deposit—your routing and account numbers 1-866-347-9201 will be displayed there.