If you are an Indigo account holder then you can go to the website www.myindigocard.com to activate, register, and login to manage your account 24 hours a day, 7 days a week. How to activate your account online:  Visit myindigocard.com to access Indigo account activation page. You need to create an account first. If you already have one, just enter your user name and password to login. View Post