United StatesTime Zone Map

Quick Facts
Total Time Zones:11
Daylight Savings Time:Yes
DST Start Date:20180311
DST End Date:20181104

Time Zones in the United States

Time zones in the United States are defined by federal law federal law 15 USC ยง260. There are currently six standard time zones covering the United States. There are an additional four standard time zones covering territories of the United States. In the continental United States there are four Standard Time Zones.

Daylight Saving Time in the United States

Daylight saving time starts on the second Sunday in March and ends on the first Sunday in November, with the time changes taking place at 2:00 a.m. local time ( "spring forward and fall back"). In the spring clocks are moved forward from 2:00 a.m. to 3:00 a.m. and in fall they are moved back from 2:00 am to 1:00 am

Areas of the United States that do not Observe Daylight Savings Time (DST)

There are several areas of the United States that do not observe Daylight Savings time. In the contiguous United States, the majority of the state of Arizona remains on Mountain Standard Time throughout the year. The exception to this is the Navajo Nation which covers portions of Northeast Arizona and does observe daylight savings time (Mountain Daylight Time). Annette Island and the settlement of Metlakatla in Alaska do not observe daylight savings time or Alaska Time. Instead Metlakatla follows Pacific Standard Time all year round.

Future DST Start and End Dates for the United States

Start DateEnd Date
Sunday ,March 10 , 2013Sunday ,November 3 , 2013
Sunday ,March 9 , 2014Sunday ,November 2 , 2014
Sunday ,March 8 , 2015Sunday ,November 1 , 2015
Sunday ,March 13 , 2016Sunday ,November 6 , 2016
Sunday ,March 12 , 2017Sunday ,November 5 , 2017
Sunday ,March 11 , 2018Sunday ,November 4 , 2018
Sunday ,March 10 , 2019Sunday ,November 3 , 2019

States With Multiple Time Zones

There are several states that are divided by two time zones:
StateTime Zones
AlaskaAlaska / Aleutian
FloridaEastern / Central
IdahoMountain / Pacific
IndianaEastern / Central
KansasCentral / Mountain
KentuckyEastern / Central
MichiganEastern / Central
NebraskaCentral / Mountain
OregonMountain / Pacific
North DakotaCentral / Mountain
South DakotaCentral / Mountain
TennesseeEastern / Central
TexasCentral / Mountain

Related Time Zone Maps

Canada Time Zone Map
Mexico Time Zone Map
North America Time Zone Map
UTC Time Zone Map

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