The TRS website address has changed to https://www.trsil.org.
The web address http://trs.illinois.gov is no longer valid for Teachers' Retirement System of the State of Illinois (TRS). Add https://www.trsil.org to your favorites.
TRS has launched a new website, changed telephone numbers, and email addresses.
Teachers’ Retirement System has new telephone numbers and email addresses. These changes were implemented to improve service and reduce technology costs.
New Telephone Numbers
Member Service: 877-927-5877 (877-9-ASK TRS)
Employer Services: 888-678-3675
TRS Main Number: 217-814-2000
TDD: 800-526-0844 (or 711)