Eastern Time Zone | est time zone daylight saving
NorthAmericantimezone(UTC−5andUTC−4)TheEasternTimeZone(ET)isatimezoneencompassingpartorallof23statesintheeasternpartoftheUnitedStates,partsofeasternCanada,thestateofQuintanaRooinMexico,Panama,Colombia,mainlandEcuador,Peru,andasmallportionofwesternmostBrazilinSouthAmerica,alongwithcertainCaribbeanandAtlanticislands.Placesthatuse:OnthesecondSundayinMarch,at2:00 a.m.EST,clocksareadvancedto3:00 a.m.EDTleavingaone-hour"gap".OnthefirstSundayinNovember,at2:00 a.m.EDT,clocksaremovedbackto1:00 a.m.ES...
North American time zone (UTC−5 and UTC−4)
The Eastern Time Zone (ET) is a time zone encompassing part or all of 23 states in the eastern part of the United States, parts of eastern Canada, the state of Quintana Roo in Mexico, Panama, Colombia, mainland Ecuador, Peru, and a small portion of westernmost Brazil in South America, along with certain Caribbean and Atlantic islands.
Places that use:
On the second Sunday in March, at 2:00 a.m. EST, clocks are advanced to 3:00 a.m. EDT leaving a one-hour "gap". On the first Sunday in November, at 2:00 a.m. EDT, clocks are moved back to 1:00 a.m. EST, thus "duplicating" one hour. Southern parts of the zone (Panama and the Caribbean) do not observe daylight saving time.
History[edit]The boundaries of the Eastern Time Zone have moved westward since the Interstate Commerce Commission (ICC) took over time-zone management from railroads in 1938. For example, the easternmost and northernmost counties in Kentucky we...