How to Join Service First Federal Credit Union
Service First Federal Credit Union membership eligibility includes, but is not limited to, the following:
Everyone who lives, works, worships or attends school in:
- South Dakota: Bon Homme, Brookings, Clark, Clay, Codington, Deuel, Douglas, Grant, Hamlin, Hutchinson, Kingsbury, Lake, Lincoln, McCook, Miner, Minnehaha, Moody, Turner, Union, and Yankton.
- Iowa: Lyon, Plymouth, Sioux, and Woodbury.
- Minnesota: Lincoln, Lyon, Murray, Nobles, Pipestone, and Rock.
- Nebraska: Antelope, Boone, Cedar, Dakota, Dixon, Holt, Knox, Madison, Pierce, Platte, Stanton, Wayne, and Wheeler.
Notable Mentions & Guides
- 🏆 Listed in the 2026 Best Credit Unions in South Dakota.
- 👉 Learn: How to Join a Credit Union →
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