What are the advantages of using a Cash App routing number? There are a few advantages to using a Cash App routing number. First, a routing number allows you to easily and quickly transfer money between your Cash App account and your bank account. Second, a routing number makes it easier to contact your bank if you have any issues with your Cash App account. Third, a routing number guarantees that your transactions will go through smoothly and quickly. Fourth, a routing number allows you to easily track your money and transactions.