Time zone API for coordinates and countries

Turn a latitude/longitude or a country code into its IANA time zone, current UTC offset and local time.

What it does

The IANA time zone, UTC offset, and local time for coordinates or a country.

  • GET /v1/timezone?lat=41.01&lon=28.98
  • GET /v1/timezone?country=TR

Limits: Borders are simplified, so points right at a zone border can be off. No historic offsets or date conversion.

Use cases

  • Schedule notifications in the user's local time.
  • Show local time for a store or event.
  • Pair with IP geolocation to localize timestamps.

Data sources and freshness

Time zone boundaries via @photostructure/tz-lookup and the IANA tz database.

Updated with library releases.

Pricing

Every new account gets 100 free calls. Packs of 10,000 ($5), 100,000 ($15) and 250,000 calls ($29) never expire, or choose Unlimited for $39 a month. Only successful responses use a call. See pricing.

FAQ

Is it exact at time-zone borders?

Borders are simplified, so points right at a border can be off. Historic offsets are not provided.

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