Here at Service First Federal Credit Union, we exist to serve our members. We believe that the profits should go back to serve members. That is why our members get great rates and fewer fees.
Why join Service First Federal Credit Union?
- We are member-owned and not-for-profit
- We return our profits back to our members with low loan rates, lower fees, and higher savings rates
- We exist to help people, not make a profit
Who can join Service First Federal Credit Union?
Becoming a member of Service First Federal Credit Union is easy! Membership is open to almost everyone who lives, works, worships or attends school in Minnehaha, Lincoln or McCook County, South Dakota.
Join Service First Federal Credit Union Today!
Becoming a member is easy! Just open a Share Savings Account and make a $5 deposit to start receiving your membership benefits. Stop by any branch to open an account.


Learn about the history of Service First Federal Credit Union located in Sioux Falls, SD.

Our Switch Kit makes the process of switching your accounts over quick and easy!