Service First Federal Credit Union
- 3901 East 10th Street Sioux Falls SD 57103
- (605) 336-1047
- (800) 456-1703
- (605) 336-6529
- Visit Website
Main Branch Lobby
Monday and Friday: 9AM-5:30PM
Tues, Wed, and Thursday: 9AM-4:30PM
We are located at 3901 East 10th Street in Sioux Falls, SD.
Service First Federal Credit Union is a not-for-profit, member-owned financial cooperative providing financial services & guidance to the Sioux Falls, SD area for over 80 years.