Time Zone Genius .com

Time zones in the USA

The USA uses the following time zones, order from east to west. Daylight Savings Time is observed in some parts of the USA, but not everywhere.

* Some locations in this time zone do not observe Daylight Savings Time. For further details, please click the link for your specific time zone or location.

States in the USA

For more detailed information about specific locations in the USA, choose a state from the list below.

External territories of the USA

These areas may use time zones not listed above. Please click for more information.