How can I find out how much I have left on my Me2You credit card\'s balance? You can check the balance by going to www.me2you.ie by selecting \"Check my Balance\" and entering the 9-digit barcode number on the back of your card.. Online banking lets you connect to the bank\'s account on any device or computer with internet access. To view your amount, log in to the bank\'s website for online banking with an account username and username and password. Once you\'re registered, go to the section for balances of your account.