# How Many Times Zones Are There in the World?

A time zone is a region on Earth, more or less bounded by lines of longitude, that has a uniform, legally mandated standard time, usually referred to as the local time. By convention, the 24 main time zones on Earth compute their local time as an offset from UTC
There are 24 time zones in the world and each zone covers 15 degree longitude or 1 hour
Local time in each time zone is GMT plus the current time zone offset for the location in question. There are 24 main time zones on Earth and they compute their local time as an offset from the Greenwich Mean Time.
There are the 24 time zones around the world offset by one hour each.there are 24 hours in a day and it's also how long it takes for the Earth to rotate once around.However In addition to the usual 24, there are fractional time zones that help in determining the accuracy of time in various time zones.
There are 40 time zones instead of 24 (as popularly believed). This is due to fractional hour offsets and zones with offsets larger than 12 hours near the International Date Line as well as one unofficial zone in Australia.
There are currently 40 time zones in the world. There are 24 standard time zones and 16 areas that use time zones divided into 15-30-45 minutes increments. For more information, visit: http://www.ask.com/wiki/Time_zone
Q&A Related to "How Many Times Zones Are There in the World"
 There are twenty-four timezones in the world, each representing where the sun is at a certain point of the day. It literally is 5 o'clock somewhere, both AM and PM. http://answers.ask.com/Computers/Software/what_are...
 1. Open a time zone map (See Resources) 2. Find your location on the map and also find the location for which you want to know the time difference. For example, you are in Buffalo http://www.ehow.com/how_7405491_calculate-world-ti...
 Because the Earth is a sphere and is rotating. If the place you live is facing the sun, so the sun appears to be at it's highest point, you could call that 12noon. But halfway around http://wiki.answers.com/Q/Why_are_the_time_zones_i...
 1. Go to the Applications folder and double-click "System Preferences. 2. Click the "Date & Time" icon in the System Preferences window. 3. Select "Set time http://www.ehow.com/how_8108374_change-time-zones-...
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