Use this lookup tool to verify the expiration date on your
Chicago Card. If you've registered your card and selected a PIN, you’ll need it
to renew your card (although it's not necessary to use your PIN just to check
the expiration date).
If your card is expiring soon, we'll help you renew with a new Chicago Card
or upgrade it to a Chicago Card Plus—it’s your choice.
(Your serial number is a nine digit number printed on the back of your