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Banks & credit unions in Clayton, MO

40 banks & credit unions listed in Clayton, Missouri. 38 with a phone number and 37 with a website.

Clayton accounts for 1.2% of the banks & credit unions listed in Missouri.

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Quick answer

Clayton, MO has 40 banks & credit unions listed on USA Business Search. 38 list a phone number and 37 list a website. The most listings are in ZIP codes 63105, 63117.

Updated October 2026
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How to choose a bank in Clayton

  • Ask how they are paid: fees, commissions or both.
  • Check licenses and any disciplinary history before you hand over money.
  • Get every quote or recommendation in writing.

Check the business: confirm a company's registration with the state in our Missouri business lookup guide, and licensed trades in the contractor license lookup guide.

Common questions

How many banks & credit unions are listed in Clayton, Missouri?

USA Business Search shows 40 banks & credit unions in Clayton. 38 list a phone number and 37 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 63105, 63117.

How do I choose a bank in Clayton?

Ask how they are paid: fees, commissions or both. Check licenses and any disciplinary history before you hand over money. Get every quote or recommendation in writing. Check the license or registration through the Missouri business lookup guide.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

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