Hey Bird40,
Welcome tot he community!
What's happening when you try to log in on fido.ca?
Have you tried different broswers?
In case you're interested, cick https://http://www.fido.ca/consumer/content/pay-bill-change-payment-method to see a list of accepted payment methods 
For future refrence, you can contact us on Facebook or Twitter for help directly related to your account
