The routing number for 1St Security Bank Of Washington is 325182289.

1St Security Bank Of Washington is located at this address: 6920 220Th Street Southwest, Mountlake Terrace, Washington.

In case of mail delivery, this is the full address you should use:

1St Security Bank Of Washington
6920 220Th Street Southwest
Mountlake Terrace
Washington
98043-0000

To contact 1St Security Bank Of Washington by phone, call: (800) 683-0973

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Routing number is a 9 digit number given to a bank by the ABA (American Bankers Association) in order to recognize the bank for which payment is being sent to.

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Routing numbers change from bank to bank and from one bank location to another, there are also different routing numbers for different transactions.

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