General Questions

General Questions

What are your hours of operation?
What is 1st Security Bank’s main mailing address?
Does it matter which branch is my branch of account?
How do I change my account address?
How do I change/update the name on my account?
How does 24-Hour Telephone Banking work?

What are your hours of operation?

All of our branches and offices are open Monday through Friday.

Branch Hours:
    Monday - Thursday:  9:00am – 5:00pm
    Friday:  9:00am – 6:00pm

Administrative Center Hours:
    Monday - Friday:  9:00am – 5:00pm

What is 1st Security Bank’s main mailing address?

1st Security Bank
PO Box 97000
Lynnwood, WA 98046-9700

Does it matter which branch is my branch of account?

You can visit any branch location to deposit and withdraw money, make loan/mortgage payments, change account information, etc. Your branch of account, however, takes pride in getting to know you on a personal level and takes the time needed to determine how to help you make the most of your financial resources.

How do I change my account address?

Visit one of our branch locations
Within 1st Security Bank’s Online Banking – My Profile > User Options
Fill out, print, sign, and mail 1st Security Bank’s Contact Information Change Request Form to 1st Security Bank, PO Box 97000, Lynnwood, WA 98046

How do I change/update the name on my account?

Visit or call any of our branch locations to find out how and what documentation will be required.

How does 24-Hour Telephone Banking work?

A free, 24-hour automated phone service, Telephone Banking is a response system that allows you to make routine transactions from a touch-tone phone. To check balances, transfer funds, and review recent transactions, simply call 800.433.0888. To set-up 24-Hour Telephone Banking, or to learn more, please contact or visit your local 1st Security Bank branch to obtain a PIN.

24-Hour Telephone Banking Directory