Main Bank Location
First Dakota National Bank
P.O. Box 156
225 Cedar Street
Yankton, SD 57078
Phone: 605.665.7432 -or- 800.486.4712
Routing Number: 091400486
Customer Resources
- Open a new checking or savings account.
- Have feedback for us? Take our 3-minute online survey.
- Love your experience with us? Refer a Friend, and get a $10 reward.
- Need our financial support? Download the First Dakota Donation and Sponsorship Request Form.
- Stay in the loop. Sign up for email newsletters and information.
- Need to change your address or update your contact information? Login to your Online Banking, and send us a message.