Call 800-446-2265 and your Customer Care Team will be happy to help you dispute your fraudulent activity. They are open Monday-Friday 7:30 a.m. – 10:00 p.m.; Saturdays 9:00 a.m. – 10:00 p.m. and Sunday 12:00 p.m. – 8:00 p.m. You can also visit any lobby, and we will walk you through the process of disputing fraudulent activity.