learn more about cta route 4 and view realtime data. welcome to cta bus tracker step 1 select feed: 4 days ago · cta bus x4 stop list and cta bus tracker x4. welcome to cta bus tracker selected feed: Southbound step 3 skip list. Choose your stop (in alphabetical order): welcome to cta bus tracker selected feed: Northbound step 3 skip list. Choose your stop (in alphabetical order): line 4 real time bus tracker. Track line 4 (cottage grove & 63rd street (green line) (north)) on a live map in real time and follow its location as it moves between stations. welcome to cta bus tracker selected feed: 4 step 2 choose your direction of travel:
