Metra Train (Elburn to Chicago) https://metrarail.com/maps-schedules/train-lines/UP-W
Metra Train (Aurora to Chicago) https://metrarail.com/maps-schedules/train-lines/BNSF
Metra Train (Elgin to Chicago) https://metrarail.com/maps-schedules/train-lines/MD-W
Pace Bus Transporation
http://www.pacebus.com/
Chicago Transit Authority (CTA) http://www.transitchicago.com/