U.S. Time Zone Map - Map of U.S. Time Zones

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The four time zones of the 48 contiguous United States (boundaries are indicated by the red line). County boundaries are shown in gray and state boundaries are dark blue.

Arizona, while it is in the Mountain Time Zone, does not utilize Daylight Saving Time.

Most of Indiana is in the Eastern Time Zone previously did not observe Daylight Saving Time. Visit the What time is it in Indiana? site for more information.