Where's all the rail road yards in illinois?

Question

Where's all the rail road yards in illinois?

Answer 1

I used to be a trucker  I know many of them are in the Chicago area.

Answer 2

located  on the waterfront in chicago  there is the main hub, there are the swithching yards at main street, and also the cleaning yards at bedford park, actually there are quite a few yards scattered around chicago

Answer 3

Don't know but guess eighty percent  must be in Greater Chicago.

Speaking of which - Are there still two rr stations...Parmalee and Pennsylvania and you need to leave either to get to the other?