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Shared Branching - Now Available

Shared Branching gives you convenient access to your credit union accounts at over 185 credit union locations. You can perform transactions like withdrawals, deposits, loan payments, transfers and balance inquiries. For a complete listing of locations and hours, visit the Shared Branch site.

Contact Us

We would love to hear from you! Please fill out this form and we will get in touch with you shortly. Please do not send any private information. THIS FORM IS NOT A SECURE CHANNEL.

 

Locations

Main Office on Ellsworth AFB
PO Box 700
Box Elder, SD 57719

Phone: 605-923-1405
Toll Free: 888-923-1400
Fax: 605-923-3960
Overseas DSN: 675-6303

Lobby Hours: Monday – Friday 9 am to 5 pm (MT)

Haines Branch
1430 N. Haines Ave., Suite #101
Rapid City, SD 57701

Phone: 605-923-1405 or 605-923-6784
Toll Free: 888-923-1400
Fax: 605-348-8047

Lobby Hours: Monday – Friday 9 am to 5 pm (MT)
Drive-Up: Monday – Friday 7:30 am to 5:30 pm (MT)
Drive-Up: Saturday 9 am to Noon (MT)

Triple Crown Branch
4011 Triple Crown Drive
Rapid City, SD 57701

Phone: 605-923-1405
Toll Free: 888-923-1400
Fax: 605-342-2055

Lobby Hours: Monday – Friday 9 am to 5 pm (MT)
Drive-Up: Monday – Friday 9 am to 5:30 pm (MT)
Drive-Up: Saturday 9 am to Noon (MT)

Winner Branch
PO Box 87
757 W. 2nd St.
Winner, SD 57580

Phone: 605-842-3581
Fax: 605-842-1370

Lobby Hours: Monday – Friday 8:30 am – 3:30 pm (CT)
Drive-Up: Monday – Friday 8 am – 3:30 pm (CT)

To Report Lost or Stolen Cards

During Normal Business Hours: 605-923-1405

After Business Hours:

800-472-3272 (ATM Cards)
800-682-6075 (Debit Cards)
800-543-5073 (Credit Cards)

Need to order checks?

Sentinel Federal Credit Union’s ABA Routing Number: 291479291