CAUTION - Receive a Call From FCB Requesting Account information? 
Don't give it!  Keep account information, debit card numbers and pin numbers SECURE! 
FCB Banks will NEVER call or email requesting confidential information. 

Have a question or want to verify a fraudulent call - please contact Customer Service at (866) 323-4322 (4FCB). 


Postal Services

Contract Postal Units (CPU) located at FCB Banks - Collinsville (Beltline Rd.) and FCB Banks - O'Fallon provide these important postal services:


US Postal Service Logo



  • Stamps
  • Stamped Envelopes
  • Stamped Postal Cards
  • Express Mail® Service
  • First Class Mail® Service
  • Parcel Post®
  • Express Mail International®
  • Priority Mail International
  • Insured Mail
  • Certified MailTM
  • Return Receipt
  • Delivery ConfirmationTM
  • Signature ConfirmationTM

Not an FCB customer? No problem; the Collinsville and O'Fallon Contract Postal Units will be happy to help you no matter where you bank.

In addition to these services, stamps are available at every FCB location!

Please contact us with any questions or concerns.

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