Welcome, CTA riders. Scroll down to find key information about all CTA transit services in Chicago, like the CTA bus tracker, CTA train tracker, "L" maps, and CTA bus schedules. You'll find more complete information about CTA and other transportation services in Chicago in our app.
See Available LinesCTA is a public transportation provider that serves the Chicago area. CTA operates the following transit modes across the Chicago area: Bus and 'L'. In total, CTA operates 125 Bus lines and 8 'L' lines. CTA serves 10,871 stops or stations in Chicago.