If you are having difficulties viewing the online Terms & Conditions or completing the online response form, please contact us at 1-605-782-3467
For questions regarding this offer, please contact us at:
Show MastercardPO Box 5161Sioux Falls, SD 57117-5161
Or, if you wish to mail in your acceptance form, please send it to:
Show MastercardPO Box 5170Sioux Falls, SD 57117-9570