<Li> Quebec, most of </Li> <Li> Nunavut, most of </Li> <P> The boundary between time zones is set forth in the Code of Federal Regulations, with the boundary between the Eastern and Central Time Zones being specifically detailed at 49 CFR 71 . </P> <P> Seventeen states and Washington, D.C. are contained entirely in the Eastern Time Zone: </P>

Where does eastern time zone change to central