SENTINEL Branch Locations

8 branch locations · 5 ATMs — Ellsworth AFB, South Dakota — Q1 2026 NCUA data

Branch Map

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All Branch Locations

Main

Main Office

2723 LeMay Blvd
Ellsworth AFB, SD 57706

Radar Hill Branch

22752 Mule Deer Trl
Box Elder, SD 57719-9456

Liberty Branch

441 N Ellsworth Rd
Box Elder, SD 57719-2001

Custer Office

18 Mount Rushmore Rd
Custer, SD 57730

Hill CIty Office

553 E Main St
Hill City, SD 57745

Triple Crown

4011 Triple Crown Dr
Rapid City, SD 57701-2098

Haines

1430 Haines Ave Ste 101
Rapid City, SD 57701-0612

Winner

511 E 2nd St
Winner, SD 57580-2052

ATM Access

The Q1 2026 NCUA dataset reports 5 ATMs for SENTINEL. The dataset does not identify surcharge-free access, shared-network participation, operating status, or hours. Confirm current ATM access directly with the institution.

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