United States Time Zones

Time Zone of a Place
Time zone of

What time zone is it in the United States?

Answer

Time zones in the United States
UTC−10 – UTC−5

Puerto Rico, Guam and American Samoa keep their own clocks and have their own pages; the mainland states are covered by the eight rows above.

The zones in the United States: Eastern Time, Central Time, Mountain Time, Pacific Time, Alaska Time and Hawaii–Aleutian Time.

Time Zone Facts

Number of zones
6
Offsets
UTC−10 – UTC−5
Clock changes
it depends on the part — see the table below
Daylight saving time in effect now
in some parts yes, in others no

The Parts and Their Zones

Part Time zoneStandard timeDaylight saving time
the East Coast and the eastern MidwestEastern TimeUTC−5 UTC−4
from the Gulf Coast to the DakotasCentral TimeUTC−6 UTC−5
the Rocky Mountain statesMountain TimeUTC−7 UTC−6
Arizona, which keeps Mountain Time all year (except the Navajo Nation)Mountain TimeUTC−7
the West CoastPacific TimeUTC−8 UTC−7
almost all of AlaskaAlaska TimeUTC−9 UTC−8
Hawaii, which never switches to summer timeHawaii–Aleutian TimeUTC−10
the western Aleutians, which do switchHawaii–Aleutian TimeUTC−10 UTC−9

Time Difference

UTC
4 hours behind
Central Time
1 hour ahead
Mountain Time
2 hours ahead
Pacific Time
3 hours ahead
Moscow Time
MSK−8 in standard time, MSK−7 in daylight time

The difference is calculated for the part «the East Coast and the eastern Midwest».

Current time in the United States

UTC−4 — subtract 4 hours from UTC
the East Coast and the eastern Midwest

See Also

Time Zone of a Place

This reference shows what time zone a place is in: the name of the zone and its abbreviations, the UTC offset in standard and daylight time, whether the clocks change there and when, plus the difference from UTC, from the four US zones and from Moscow. For example, it can help you find out what time zone is it in the United States? (The answer is: UTC−10 – UTC−5). Pick a place or a zone (e.g. 'United States') and hit the 'Find out' button.
Time Zone of a Place
Time zone of

FAQ

What time zone is it in the United States?

Time zones in the United States UTC−10 – UTC−5

Is daylight saving time observed in the United States?

It depends on the part: the table of parts above names the clock change of each one.

How many time zones are there in the United States?

There are 6 of them, from UTC−10 to UTC−5: Eastern Time, Central Time, Mountain Time, Pacific Time, Alaska Time and Hawaii–Aleutian Time.