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Closings:

All Security First Bank and Insurance locations will be closed on Wednesday, June 19th in observance of Juneteenth. For access to your account, please use our Online and Mobile Banking, ATMs, and night drop boxes. Regular business hours will resume on Thursday, June 20th.

Important Numbers

Important Numbers

General Banking Assistance:

877-747-3139
Mon – Fri
8:00am to 4:30pm MST

Report Lost or Stolen Debit Cards:

877-747-3139
Mon – Fri
8:00am to 4:30pm MST

Fraud Alert Verification:

855-961-1602
*Please specify Security First Bank – South Dakota when reporting.

Online/Mobile Banking Support:

844-277-8860
Mon – Fri
6:30am-5:00pm MST

24-Hour ExpressLine Phone Banking:

800-326-1380

Proceed Finance Loan Assistance:

844-565-7148
Mon – Fri
7:00am-4:00pm MST

Security First Bank Routing Number:

104113819