We go by Eastern Daylight Time.
List of Provinces:
the eastern part of Nunavut (NU), most of Ontario (ON) and Quebec (QC).
List of States:
Connecticut, Delaware, Florida, Georgia, part of Indiana, part of Kentucky, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, part of Tennessee, Vermont, Virginia and West Virginia