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USA
Time in American Cities
 The
United States of America, also referred to as the United States,
the U.S., the USA, America, and the States
(colloquially), is a federal republic of 50 states, located primarily in central
North America.
The United States has land borders with Canada and Mexico and territorial water
boundaries with Canada, Russia and the Bahamas. The USA is otherwise
bounded by the Pacific Ocean, the Bering Sea, the Arctic Ocean, the Atlantic
Ocean, the Gulf of Mexico and the Caribbean Sea.
Forty-eight of the states, "the continental" or "contiguous 48
states" are located in a single region between Canada and Mexico. The other two
are Alaska and the archipelago of Hawaii.
There is a federal district, the District of Columbia named
'Columbia' for the old poetic name for the country, comprising the capital,
Washington, D.C
. The United
States also owns a number of overseas territories.
The largest cities are
New York
,
Los Angeles
and
Chicago
.
USA Time Zones
The United States spans 6 time zones. It shares the main four time
zones with Canada (
Eastern Time
,
Central Time,
Mountain Time
and
Pacific Time
).
Hawaii Time
and
Alaska Time
are separate Time zones
Daylight Saving Time Since 2007: Daylight Saving Time begins for
most of the United States at 2 a.m. on the second Sunday of March. Time
revert to standard time at 2 a.m. on the first Sunday in November. Daylight Saving Time,
for the U.S. and its territories, is NOT observed in Hawaii, American Samoa,
Guam, Puerto Rico, the Virgin Islands and the state of Arizona (not the Navajo
Indian Reservation, which does observe). Navajo Nation participates in the
Daylight Saving Time policy, due to its large size and location in three states.
Official Reference: UNITED STATES CODE, TITLE 15 - COMMERCE AND TRADE, CHAPTER 6 - WEIGHTS AND MEASURES AND STANDARD TIME, SUBCHAPTER IX -
STANDARD TIME
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