The Online Solutions and Services area is available to assist Smart Data issuers with any support questions regarding the Smart Data Product suite: Smart Data OnLine(SDOL), Smart Data File Express(SDFE), Smart Data for Windows(SD4W), or Smart Data File Delivery products and services.
    For technical assistance, please contact the Online Solutions and Services Help Desk (24 x 7) using one of the following methods:
   
Phone: 1-800-288-3381 (inside U.S.) - follow prompts for Technical Help Desk, then Smart Data & Corporate Products
1-636-722-6636 (outside U.S.)
Fax: 1-636-722-7994
E-mail: SmartDataHelp@MasterCard.com