CONTACT US
Secure Email
We will respond within 4 hours.
SECURE EMAIL FORMNOTE: If you see email or an online screen that you believe is fraudulent, learn how to recognize and report it.
By Telephone
Chase Cardmember Services
Marriott Bonvoy
Guest Services: 1-800-321-7396
Reservations: 1-800-228-2100
Our Mailing Address
Chase Card Services
P.O. Box 15298
Wilmington, DE 19850
NOTE: The mailing address is for correspondence only. Payments should be mailed to the payments mailing address.
Dispute a Charge
Cardmembers: Please log in to dispute a charge online or use any one of the contact methods listed here.
LEARN MOREThere are certain transactions you cannot dispute online, such as payments, adjustments, bank fees and transactions already in dispute.
CONTACT US
Secure Email
We will respond within 4 hours.
SECURE EMAIL FORMNOTE: If you see email or an online screen that you believe is fraudulent, learn how to recognize and report it.
By Telephone
Our List of Support Numbers
Our Mailing Address
Chase Card Services
P.O. Box 15298
Wilmington, DE 19850
NOTE: The mailing address is for correspondence only. Payments should be mailed to the payments mailing address.
Dispute a Charge
Cardmembers: Please log in to dispute a charge online or use any one of the contact methods listed here.
LEARN MOREThere are certain transactions you cannot dispute online, such as payments, adjustments, bank fees and transactions already in dispute.