Directory of Calendars Resources

The calendar category includes sites covering calendars, important dates and times in the U.S. Federal government.

Resources in This Category

Federal Holidays Calendars

http://www.opm.gov/fedhol/index.asp
Find listings of past, present and future federal government holidays.
The Official U.S. Time

http://www.time.gov/
Shows the official time in each time zone. A service provided by the National Institute of Standards and Technology and the U.S. Naval Observatory.
Today in History

http://memory.loc.gov/ammem/today/today.html
Events from American history are illustrated by digitized items from the Library of Congress American Memory historic collections.
When Does Daylight Saving Time Begin and End?

http://aa.usno.navy.mil/faq/docs/daylight_time.php
History of daylight saving time and a brief calendar of the time change.
World Time Zone Map

http://aa.usno.navy.mil/faq/docs/world_tzones.php
Map showing the world's time zones.

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