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Time Zone Calculator

Adjust the inputs below. Results update as you type.

How it works

UTC (Coordinated Universal Time) is the reference: offsets range from UTC−12 (Baker Island) to UTC+14 (Line Islands). Daylight saving time shifts some zones by 1 hour seasonally—not all countries observe it. India (UTC+5:30) and Nepal (UTC+5:45) use non-standard half/quarter-hour offsets. For recurring meetings, specify time zone (not just UTC offset) to handle DST transitions correctly.

UTC offsets in hours (e.g. New York −5, Paris +1).

B is +6.0 h ahead of A

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