THE TIME ZONE GUIDE
Good timing starts
with a little clarity.
Useful answers to the questions that come up when your work crosses time zones.
London to New York: when the five-hour difference changes
Plan a London–New York call with dated examples and a checklist for the weeks when the UK and US change clocks separately.
Read guide →Clock formats12 AM or 12 PM? How to write noon and midnight clearly
Avoid a twelve-hour or next-day scheduling mistake with clear noon, midnight, and 24-hour clock examples.
Read guide →Time zone basicsUTC offset vs time zone: which one belongs in a meeting invite?
Learn why UTC−5 and America/New_York are different choices, with practical advice for future and recurring meetings.
Read guide →Time zone basicsEST vs EDT: which Eastern Time should you use?
Understand fixed EST, daylight-saving EDT, and New York local time before converting an international meeting.
Read guide →Scheduling across countriesUK time to Malaysia: why the difference changes
Convert UK meeting times to Malaysia with the correct date, GMT or BST offset, and next-day result.
Read guide →Meeting planningHow to schedule a meeting across time zones without confusion
A practical checklist for choosing a meeting date, confirming each local time, and avoiding midnight and daylight-saving mistakes.
Read guide →