The National Institute of Standards and Technology - Time and Frequency Division maintains the standard for frequency and time interval for the United States, provides official time to the United States, and carries out a broad program of research and service activities in time and frequency metrology. Time zone offsets are identified as -12 UTC through 0 to +12 UTC with the minus values signifying time "before" or ahead of prime meridian (which is the Western Hemisphere). Tue = Tuesday, March 17, 2020 (141 places). The Time Zone Converter converts times instantly as you type. * Adjusted for Daylight Saving Time (39 places). In addition Alaska, Hawaii, and 5 US dependencies all have their own time zones. UTC is Coordinated Universal Time, GMT is Greenwich Mean Time. There are 9 time zones by law in the USA and its dependencies, however, adding the time zones of 2 uninhabited US territories gives 11 time zones in total. There are two standards by which a country’s time zone is categorized; the older of the two standards is Greenwich Mean Time (GMT) and the more modern of the two standards is … Provides time zone conversions taking into account Daylight Saving Time (DST), local time zone and accepts present, past, or future dates. Convert between major world cities, countries and timezones in both directions. At the meeting of the -12 and +12 time zones is the International Date Line. Mon = Monday, March 16, 2020 (2 places). If you place more than one pin, an extra line of information is added underneath the map with links to those cities' pages. Start by adding a city to convert from: The contiguous US has 4 standard time zones.

Time Zone Converter – Time Difference Calculator. © 2020 National Geographic Learning, a Cengage Learning Company. ALL RIGHTS RESERVED. Legend: How to use the interactive Time Zone Map. USA Interactive Time Zones Map Converter - Convert time from a global location to view corresponding USA time zones World Time Zones Travel towels and Beach Canga - great for geography and map lovers, world travelers, international employees, flight attendants, sailors and cruisers, globetrotters, overseas citizens and military, eclipse chasers, world backpackers, beach lovers. Search for any city in the search field above and place a black "pin" by that city on the map.