Arsenal Credit Union – Credit Union & Digital Banking in Florissant, MO

We’re serving all of your banking needs in North St. Louis County. Stop in to visit us or browse our site to learn more about what makes us unique.

All Arsenal locations are dog-friendly.

Schedule a visit

Totally Free Checking in Florissant, MO

Pay no monthly fees. Keep no minimum balance. Our checking accounts are just that — TOTALLY FREE. Access more free ATMs in St. Louis and across the country with your Arsenal debit card.

Totally Free Checking is right for you

Refinance your auto loan in Florissant, MO

Take advantage of our low rates on auto loans. See if you’re able to refinance your loan from another lender with us to save big bucks.

More about auto refinancing

Kids savings accounts in Florissant, MO

Start saving early. Our Tracker Kids Club accounts make savings fun. Learn more about this account and our other saving options.

View our savings options