What is IANA time zone database?

The IANA time zone database (also called tz or the Olson database) is the canonical record of the world’s time zones and their historical offset and daylight-saving changes. Zones are named Area/Location, such as Europe/London.

2 tools that work with IANA time zone database

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Date & Time Tools2

Time Zone ConverterConvert a time between any two time zones, with daylight saving handled correctly.Timezone Meeting PlannerFind the hours that are inside working time for everyone, across up to a dozen timezones.

Related terms

Terms that appear alongside IANA time zone database on the same tools.

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