It has been mentioned throughout Seasons 1 to 3 but has never made its first appearance until Season 4. So far, only the mountain area of Tootington has been seen. As of Season 4, a high-speed route connecting Chuggington and Tootington together has been made.
- Harrison pulls the night shift to Tootington.
- Eddie and Action Chugger used to live in the city.
- Many products and goods are only manufactured in Tootington, and require at least one daily delivery transit.