To dispute a transaction, please reach out to the Owner's Rewards Card by M1 team at (833) 978-3351. They’ll be happy to help you out and work towards resolving any issues.
You can temporarily lock your card under the “Manage Card” tab.
Hours
The Owner's Rewards Card by M1 team is available during the following hours:
Monday-Friday: 8 am-8 pm CT
Saturday: 9 am-2 pm CT