Report a Lost or Stolen Card
Report your lost or stolen debit card immediately. Please notify us at 314-721-2265 during business hours and we will get your existing debit card deleted to prevent any future transactions. If you need immediate help after hours or on a weekend call 800-472-3272 to delete your existing card. On the next business day, follow up with your nearest M1 Bank Branch to reissue you a new card.