Contact the Illinois Unclaimed Property Office

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Let’s Help You Get Your Money Back

Questions about unclaimed property? Call the Illinois State Treasurer’s Office at 800-961-8303.

  • Need to update your address on an existing ICash claim? Email unclaimedproperty@illinoistreasurer.gov for help.
  • Need to schedule an online appointment to meet with our team? Use the button below.
Schedule an Online Appointment

Springfield

Marine Bank Building
1 East Old State Capitol Plaza
Springfield, IL 62701
Phone:  800-961-8303         
Phone:  217-785-6998

Mailing Address for Documentation
Office of the Illinois State Treasurer
P.O. Box 19495
Springfield, IL 62794-9495

Chicago

Chicago: Please use our tool to schedule an in-person or online appointment.
 

TTY: 866.877.6013