Contact CIBC Bank USA

Client Support Center

877-448-6500

CIBC Bank USA Telephone Banking (24 Hours)

877-825-5554



Business NetBanking Assistance

312-564-6800

Lost or Stolen Card?

800-236-2442

Call the emergency help desk and we’ll get everything back on track.

CIBC U.S. Corporate Headquarters

CIBC
120 South LaSalle Street
Chicago, Illinois 60603
800-662-7748

Mortgages

CIBC U.S.
Attn: Customer Service
6825 West 111th Street
Worth, Illinois 60482

For more details on reporting an error on a closed-end mortgage loan, visit the Notice of Errors and Requests for Information page.

Whistleblower Hotline

If you have concerns about irregular business activities or behavior that could put CIBC’s integrity or reputation at risk, you can report the matter to CIBC by using the confidential and anonymous Whistleblower HotlineOpens in a popup..

*Email is not a secure method of communication and should not be used to send personal or financial information.