You will see the the procedure you need as a Mercury Credit Card Person to access their account through internet, in which they can make online payments, reach customer services number for further assistance. Mercury credit card is launched by First Bank & Trust, First Bank & Trust provides a lot of services.
Method of Access Account Online
Helpline Number-Make Payment by Phone
• The Mercury credit card customer service phone number for payments and other
assistance is 1-866-686-2158.
Credit Card Physically Payment Address
Mercury Card Services
P.O. Box 70168
Philadelphia, PA 19176-0168