Two U.S. states and several territories don’t do Daylight Saving, and a Massachusetts commission is currently campaigning for the Commonwealth, and possibly the rest of New England and New York, to move into the Atlantic time zone, effectively ending Daylight Savings Time there by permanently turning the clocks an hour ahead. read more
Hawaii does not observe Daylight Saving Time and neither does Arizona (although the Navajo Nation, in northeastern Arizona, does). For many years, most of Indiana did not observe Daylight Saving Time with the exception of 10 counties. Beginning in 2006, all of Indiana now observes Daylight Saving Time. None of the US dependencies observe DST. read more