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CNB St Louis Bank bank profile

CNB St Louis Bank doesn't have a published routing number on fin.codes yet. Here's how to find yours inside your account and confirm it's right.

Cross-checkedFDIC BankFind Suitechecked June 28, 2026
No routing number published yet
fin.codes hasn't confirmed a routing number for CNB St Louis Bank yet. Find yours on the bottom-left of a check or in your online banking under account details — the steps below walk through it — and confirm it with the bank before sending money.
Type
bank
Headquarters
Maplewood, MO
Website
cnbstl.com
FDIC certificate
4549
FDIC reported assets
$852.7M
Find it yourself

Find your CNB St Louis Bank number in your account

Find your CNB St Louis Bank routing number

Where to look: a check, online banking, the mobile app.

  1. Look at the bottom-left of a CNB St Louis Bank check — the first 9 digits are your routing number.
  2. Or sign in to online or mobile banking and open your account or routing details.
  3. Or call the number on the back of your card and ask for the ABA routing number for your account.
  4. Confirm the number with the bank before using it for direct deposit or a transfer.
Before you send

Check these before you send money

  • Confirm the bank name on the transfer matches CNB St Louis Bank.
  • Match the number to the transfer type — ACH and direct deposit use one number, domestic wires another.
  • For wires, double-check the recipient's name and address too.
  • If instructions arrived by email, confirm them on CNB St Louis Bank's official site or phone line before sending.
  • No one should ever need your password or full card number to confirm a routing number — that's a scam.
FAQ

CNB St Louis Bank routing number FAQ

What is CNB St Louis Bank's routing number?

fin.codes doesn't list a routing number for CNB St Louis Bank yet. Find yours on the bottom-left of a check or in your online banking under account details, and confirm it with CNB St Louis Bank.

How do I find my CNB St Louis Bank routing number?

Your routing number is the first 9 digits in the bottom-left of a CNB St Louis Bank check, or in your online and mobile banking under account or routing details. If anyone asks for your online-banking password or full card number to "verify" a routing number, it's a scam — a routing number alone is public.

Where is CNB St Louis Bank headquartered?

CNB St Louis Bank is a bank headquartered in Maplewood, MO.

How does fin.codes check CNB St Louis Bank's routing numbers?

Every number passes the standard ABA checksum. fin.codes is an independent reference, not a bank — always confirm transfer details with CNB St Louis Bank before sending money.

Is fin.codes affiliated with CNB St Louis Bank?

No. fin.codes is an independent reference and is not affiliated with, authorized by, or endorsed by CNB St Louis Bank.

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Sourced & dated financial-code reference

Independent reference. Not affiliated with, endorsed by, or authorized by any financial institution. Confirm routing or SWIFT details directly with your bank before sending money.