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  2. History of time in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_time_in_the...

    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.

  3. Auckland, California - Wikipedia

    en.wikipedia.org/wiki/Auckland,_California

    UTC-8 (Pacific (PST)) • Summer (DST) UTC-7 (PDT) Area code. 559. GNIS feature ID. 1657965 [1] Auckland is an unincorporated community in Tulare County, California, United States. Auckland is located on California State Route 245 12 miles (19 km) north of Woodlake.

  4. tz database - Wikipedia

    en.wikipedia.org/wiki/Tz_database

    The tz database is a collaborative compilation of information about the world's time zones and rules for observing daylight saving time, primarily intended for use with computer programs and operating systems. [2] Paul Eggert has been its editor and maintainer since 2005, [3] with the organizational backing of ICANN. [4]

  5. List of tz database time zones - Wikipedia

    en.wikipedia.org/wiki/List_of_tz_database_time_zones

    Contents. List of tz database time zones. The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [ 1 ] This is a list of time zones from release 2024b of the tz database. [ 2 ]

  6. International Date Line - Wikipedia

    en.wikipedia.org/wiki/International_Date_Line

    The International Date Line (IDL) is the line extending between the South and North Poles that is the boundary between one calendar day and the next. It passes through the Pacific Ocean, roughly following the 180.0° line of longitude and deviating to pass around some territories and island groups. Crossing the date line eastbound decreases the ...

  7. Territorial evolution of California - Wikipedia

    en.wikipedia.org/wiki/Territorial_evolution_of...

    California's Lone Star coup and declaration of independence, 1836. Las Californias Department established by Las Siete Leyes (The Seven Laws), 1836–1846. Second Federal Republic of Mexico, 1846–1848. Alta California Territory reestablished when 1824 Constitution of Mexico was restored, 1846–1848. Mexican–American War, 1846–1848.

  8. Time in the United States - Wikipedia

    en.wikipedia.org/wiki/Time_in_the_United_States

    Main article: Daylight saving time in the United States. Daylight saving time (DST) begins on the second Sunday of March and ends on the first Sunday of November. Clocks are set ahead one hour at 2:00 a.m. on the following start dates and set back one hour at 2:00 a.m. on the corresponding end dates: Dates for daylight saving time.

  9. List of UTC offsets - Wikipedia

    en.wikipedia.org/wiki/List_of_UTC_offsets

    This is a list of the UTC time offsets, showing the difference in hours and minutes from Coordinated Universal Time (UTC), from the westernmost (−12:00) to the easternmost (+14:00). It includes countries and regions that observe them during standard time or year-round. The main purpose of this page is to list the current standard time offsets ...