Contact Us
Mailing address:
P.O. Box 5650
Bismarck, ND 58506-5650
Telephone: (701) 530-1000
Toll-Free: (800) 437-8000
Physical Address:
1200 W. Century Ave
Bismarck, ND 58503
Investor Relations Contact:
Phyllis A. Rittenbach
Director-Investor Relations
P.O. Box 5650
Bismarck, ND 58506-5650
(701) 530-1057
Shareholder Services Contact:
Arlene Stillwell
Shareholder Services
P.O. Box 5650
Bismarck, ND 58506-5650
(866) 866-8919
investor@mduresources.com
Questions for the Investor Relations Department may be submitted through the form below. Fields marked with an * are required.
