Website: http://www.sentinelfcu.org
Branches
| Name | Address | City | State | Zip | Phone | Fax |
|---|
| Custer | 18 Mt. Rushmore Rd | Custer | SD | 57730 | 605-923-1405 | 605-673-5385 |
| Hill City | 553 East Main Street | Hill City | SD | 57745 | 605-923-1405 | 605-574-9598 |
| Main | 2723 Lemay Blvd | Ellsworth AFB | SD | 57706 | 605-923-1405 | 605-923-3960 |
| Haines | 1430 Haines Ave, Suite 101 | Rapid City | SD | 57701 | 605-923-1405 | 605-348-8047 |
| Triple Crown | 4011 Triple Crown Dr. | Rapid City | SD | 57701 | 605-923-1405 | 605-342-2055 |
| Winner | 511 E 2nd St | Winner | SD | 57580 | 605-842-3581 | 605-842-1370 |
| Box Elder Branch | 22752 Mule Deer Trail | Box Elder | SD | 57719 | 605-923-1405 | 605-791-5511 |
Contacts
| Name | Phone | Fax | Email |
|---|
| Tammy Hamer | 605-923-1405 | 605-923-3960 | tammyh@sentinelfcu.org |