MyMilestonecard, the login portal to access your Milestone Mastercard, Please Go to mymilestonecard.com login page to register you account with Milestone Credit Card. Activate your credit card at www.mymilestonecard.com/activate. Once Milestone card activation is complete, continue to the www.mymilestone.Com Mastercard login page to manage your registered Milestone account. After Logged In, Users can easily make the milestone credit card payment & check account transaction activities. For any issues, Contact customer service to help you out with the milestone card activation, login page, registration, and payment procedures.