What’s New




We are growing!

TelcoOB-logoSentinel Federal Credit Union is pleased to announce that on Aug. 1, 2015, the merger of Rapid City Telco Federal Credit Union with Sentinel Federal was official.

By combining forces, our members benefitted from the greater financial strength this partnership achieved.

Together, we have almost $106 million in assets with over 11,000 members, serving nine South Dakota counties with seven convenient locations.

Get the latest merger updates.

Current Opening for Mortgage Loan Officer

Join our team! Sentinel Federal Credit Union is seeking a Mortgage Loan Officer. Visit our Careers page for details.

Looking to buy a new car?

AS_Ready_180x150At Sentinel Federal Credit Union, we want to help members save time and money when searching for their next vehicle. Our AutoSMART online car-shopping tool will help you:

Browse Vehicles from participating local dealerships through our website.

Search & Filter Results on our site to find the best options. You can use the detailed information, photos and cross-shopping tools to compare your favorites.

Streamline Financing on our site by connecting with dealers that know you’re working with Sentinel Federal, and will expedite the process when you’re ready to visit a dealership.

By starting on our website, shopping for a vehicle is as easy as 1, 2, 3! Visit AutoSMART, choose your car and get pre-approved with us. Visit sentinelfcu.cudlautosmart.com today.

TruStage: Insurance the credit union way.

Insurance protection is part of a solid financial plan. From getting a good rate on coverage for your car to making sure your life insurance is adequate, dependable insurance coverage ensures financial relief when you need it. And along the way, you’ll take comfort in knowing you’re protected. Read More »

Rapid City Weather

Find more about Weather in Rapid City, SD
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Sentinel FCU Routing Number: 291479291

Rapid City Telco FCU Routing Number: 291479673
Existing Telco member numbers will continue to use the Telco routing number until Dec. 5, 2015.