Fraud Alert: If you receive a call or text from 406 728 3115 saying there’s an issue with your acct and your username and password are needed, please hang up and call the bank directly at 406 728 3115.

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While we try to be open as much as possible, we do close a few days out of the year.

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With branches in Missoula, Hamilton, Corvallis, Stevensville, Thompson Fall and Plains, First Security Bank proudly serves MIssoula, Sanders and Ravalli Counties.