Branch Locations and Hours

For your convenience, Highmark has a main branch in Rapid City, and full service branch offices located in Custer and Spearfish, SD, with a full service branch opening soon in Gillette, WY. Stop in and see what we have to offer!

Main office:

725 5th Street, Rapid City, SD 57701

By mail:

PO Box 2506, Rapid City, SD 57709-2506

Phone

605-716-4444
Toll free 1-800-672-6365

Hours

Lobby: Monday-Friday 9 a.m. to 5 p.m.
Drive thru (access from Quincy):
Monday-Friday: 7:30 a.m. to 6:00 p.m.
Saturday: 8 a.m. to noon

Spearfish:

146 W. Illinois Street, Spearfish, SD 57783

Phone

605-722-4444
Toll free 1-800-672-6365

Hours

Monday-Friday: 9 a.m. to 5 p.m.

Custer:

602 Mount Rushmore Road, Custer, SD 57730

Phone

605-673-4444
Toll free 1-800-672-6365

Hours

Lobby: Monday-Friday 9 a.m. to 5 p.m.

Gillette:

Branch Office Opening Soon!
1103 E. Boxelder Road, Suite 3Jb, Silverado Shopping Center, Gillette, WY 82718

Phone

(307) 696-6032
Toll free 1-800-672-6365