Time Zone Guides

Practical guides on daylight saving time, scheduling across time zones, and time zone reference material. Written for distributed teams that need to coordinate across the globe.

Daylight Saving Time

How DST works, when clocks change, and what it means for your team.

What Is Daylight Saving Time? History, Rules & Impact on Teams Learn what DST is, which countries observe it, and how clock changes affect distributed team scheduling across time zones. 5 min read Updated Feb 2026 DST Transition Dates 2024–2027 for Every Major Time Zone Complete DST start and end dates for US, EU, UK, Australia, and more. Plan ahead so clock changes never break your meetings. 5 min read Updated Feb 2026 How US Daylight Saving Time Affects International Team Calls Understand how US spring-forward and fall-back shifts change meeting times with Europe, India, and Asia-Pacific teams. 5 min read Updated Feb 2026

Scheduling Across Time Zones

Best calling windows and scheduling strategies for global teams.

Best Time to Call India from the US Find the ideal overlap window for US–India calls. Covers EST, CST, MST, and PST to IST with work-hour recommendations. 4 min read Updated Feb 2026 Best Time to Call Japan from the UK Discover the best meeting windows between GMT/BST and JST. Practical tips for UK–Japan team scheduling. 4 min read Updated Feb 2026 Best Time to Call Europe from the US Optimal calling hours from US time zones to CET, GMT, and EET. Maximize overlap for transatlantic team meetings. 4 min read Updated Feb 2026 Scheduling Across Time Zones: Best Practices for Global Teams Proven strategies for scheduling meetings across multiple time zones. Reduce late-night calls and improve team fairness. 4 min read Updated Feb 2026

Reference

Foundational knowledge on time zones, offsets, and abbreviations.

Time Zone Basics: UTC, IANA Names & How Offsets Work A clear guide to UTC offsets, IANA time zone identifiers, and why abbreviations like EST can be ambiguous. 3 min read Updated Feb 2026 Time Zone Abbreviations: Complete Reference Table Full list of time zone abbreviations with UTC offsets, IANA names, and regions. Quick lookup for EST, PST, CET, IST, and more. 3 min read Updated Feb 2026