2408 N. Broadway Ave

PO Box 17

Yankton, SD  57078

Business Fax: (605) 260-9081

Website: www.greatwesternbank.com

Contact Information:

Main Contact - Miranda Leusink

Email: miranda.leusink@greatwesternbank.com

Phone: (605) 260-8674

Kevin DeJong, Marketing
Kevin's Email: kevin.dejong@greatwesternbank.com