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Security First Bank and Zelle

Introducing Zelle®

Zelle is a fast, safe and easy way to send money to your friends and family, and it's now available in your Security First Bank mobile banking app!

The addition of this service has caused us to update some of our policies. To view these changes, please click the links below.

Important Numbers

General Banking Questions:

877-747-3139 Monday – Friday 8:00am to 4:30pm MST.

Report Lost or Stolen Debit Cards:

877-747-3139

After Hours:
800-500-1044
*Please specify Security First Bank – South Dakota when reporting.

Fraud Alert Verification:

866-374-6975

Online and Mobile Banking Support:

844-277-8860

ExpressLine 24-Hour Phone Banking:

800-326-1380

Security First Bank Routing Number:

104113819