Bank branch directory
First Interstate Bank Branches in Gillette, Wyoming
The FDIC reported 2 deposit-reporting offices for First Interstate Bank in Gillette as of June 30, 2025. Bankular currently provides 2 detailed location pages. Current totals may differ from the historical SOD snapshot because of later openings, closures, relocations and bank mergers.
Detailed location pages2
FDIC-reported offices2
Reported branch deposits$354.5M
SOD reporting dateJune 30, 2025
Branch map
First Interstate Bank locations in Gillette
Locations
First Interstate Bank branches in Gillette
Gillette Downtown
222 S Gillette Ave, Gillette, Wyoming, 82716
Full-service branch · Opened January 6, 1907
Reported deposits · June 30, 2025$253.1M
Branch details and directions →
Gillette South
2801 S Douglas Hwy, Gillette, Wyoming, 82718
Full-service branch · Opened June 7, 1981
Reported deposits · June 30, 2025$101.3M
Branch details and directions →