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Time zones of the world. A time zone is an area which observes a uniform standard time for legal, commercial and social purposes. Time zones tend to follow the boundaries between countries and their subdivisions instead of strictly following longitude, because it is convenient for areas in frequent communication to keep the same time.
current Serves 2 northeastern states: Pennsylvania and New Jersey Associated routes: I-180, I-380, I-280: I-81: 855.02: 1,376.02 I-40 in Dandridge, Tennessee: Canadian border at Wellesley Island, New York: 1961: current Serves two northeastern states: Pennsylvania, New York Associated routes:I-481 and I-781: I-83: 85.03: 136.84
When abbreviating "Australian Central Time" and "Australian Eastern Time", in domestic contexts the leading "Australian" may be omitted; however, the prefix "A" is often used to avoid ambiguity with the time zone abbreviations "CST" and "EST" referring to the Central and Eastern Time Zones in North America. [citation needed]
The Eastern United States, often abbreviated as simply the East, is a macroregion of the United States located to the east of the Mississippi River. [1] It includes 17–26 states and Washington, D.C., the national capital. As of 2011, the Eastern United States had an estimated population exceeding 179 million, representing the majority (over ...
Alaska Time Zone (Alaska, excluding Aleutian Islands) Pacific Time Zone; Arizona Time Zone (excluding the Navajo Nation) [10] Mountain Time Zone (excluding most parts of Arizona) Central Time Zone; Eastern Time Zone; Atlantic Time Zone (Puerto Rico, U.S. Virgin Islands) Chamorro Time Zone (Guam, Northern Mariana Islands) Wake Island Time Zone ...
Places that switched from Atlantic Time to Eastern Time in 1995 — CA +744144−0944945 America/Resolute Central - NU (Resolute) −06:00: −05:00: Places in Central Time that skipped DST in 2007 6446190 on OpenStreetMap: CA +484531−0913718 America/Atikokan EST - ON (Atikokan), NU (Coral H) −05:00: −05:00: Redirects to America/Panama
The evolution of United States standard time zone boundaries from 1919 to 2024 in five-year increments. Plaque in Chicago marking the creation of the four time zones of the continental US in 1883 Colorized 1913 time zone map of the United States, showing boundaries very different from today Map of U.S. time zones during between April 2, 2006, and March 11, 2007.
The Ohio Clock in the U.S. Capitol being turned forward for the country's first daylight saving time on March 31, 1918 by the Senate sergeant at arms Charles Higgins.. Most of the United States observes daylight saving time (DST), the practice of setting the clock forward by one hour when there is longer daylight during the day, so that evenings have more daylight and mornings have less.