All FOIA requests must be made in writing. Requests may be addressed to:
Freedom of Information Officer
Law Department
Chicago Transit Authority
567 W. Lake Street
Chicago, Illinois 60661
Optional: 
Freedom of Information Act Request Form
Requests can be submitted by fax to (312) 681-2809.
Requests can be submitted in person at our customer service desk on the second floor of the CTA’s main office, at 567 W. Lake Street in Chicago, during regular weekday business hours (8 a.m. to 4:30 p.m.). Make sure your request includes a way to contact you back, and please include your preferred mail address or email address for use in responding to your request.