The Eastern Iowa territory includes the counties of Winnebago, Hancock, Wright, Hamilton, Boone, Dallas, Madison, Clarke, Decatur, and all state counties east of the aforementioned counties; excepting Dubuque County, Iowa (not included).
GTT Regional Managers
Phone: (319) 693-0159
Phone: (651) 245-8709
Traffic Control Corporation (TCC)
Phone: (630) 543-1300