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"Love Arsenal. I really don't know what took me so long to switch from my old bank!"

African American woman looking down to the side Tori T.
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Who can join?

Qualifying for membership is easy!

You’re eligible to join Arsenal if you or a family member* live or work in an area we serve, or if your small business is located in one of these areas.


Jefferson County  |  St. Louis County  |  St. Louis City  |  Franklin County  |  Washington County  |  St. Francois County  |  Ste. Genevieve County


St. Clair County  |  Madison County  |  Monroe County  |  Randolph County

In addition, we serve select ZIP codes in Jasper County (64801), Miller County (65026), Camden County (65049, 65065) and Morgan County (65072) in Missouri.

*If you have a parent, grandparent, brother, sister, child, grandchild, spouse, aunt, uncle, niece, nephew, first cousin or legal guardian who is eligible to be an Arsenal member based on where they live or work, you can join through them! This includes steps, in-laws and legally adoptive relationships.

If you do not qualify through the above, here are other ways you can join.