United States Time Zones

The United States is covered by six timezones, four in the Continental states and two more in Hawaii and Alaska. Including the territories of the United States there are a total of 10 timezones. The United States follows Daylight Savings Time from March to November with the exception of Arizona and Hawaii. The United States is currently observing Daylight Savings Time.

Map List Related

Interactive United States Time Zone Map

Alaska Daylight Time Atlantic Standard Time Chamorro Standard Time Central Daylight Time Central Daylight Time (Unofficial) Eastern Daylight Time
Eastern Daylight Time (Unofficial) Hawaii–Aleutian Daylight Time Hawaii Standard Time Mountain Standard Time Mountain Daylight Time Mountain Daylight Time (Unofficial) Pacific Daylight Time American Samoa Standard Time

List of Time Zones in the United States

Map KeyTime Zone NameTime Zone AbbreviationGMT OffsetCurrent Local Time
Alaska Daylight TimeAKDT-8
Atlantic Standard TimeAST-4
Chamorro Standard TimeChST10
Central Daylight TimeCDT-5
Central Daylight Time (Unofficial)CDT-5
Eastern Daylight TimeEDT-4
Eastern Daylight Time (Unofficial)EDT-4
Hawaii–Aleutian Daylight TimeHDT-10
Hawaii Standard TimeHST-10
Mountain Standard TimeMST-7
Mountain Daylight TimeMDT-6
Mountain Daylight Time (Unofficial)MDT-6
Pacific Daylight TimePDT-7
American Samoa Standard TimeSST-11