Also known as: GST – Guam Standard Time
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Currently observing ChST.
Areas with same time currently (UTC +10).
Areas with same time currently (UTC +10).
Currently observing ChST – Chamorro Standard Time.
Currently has same time zone offset as ChST (UTC +10) but different time zone name.
Currently has same time zone offset as ChST (UTC +10) but different time zone name.
Chamorro Standard Time (ChST) is 10 hours ahead of Coordinated Universal Time (UTC). This time zone is in use during standard time in: Pacific.
Where and When is ChST Observed?
Pacific
Pacific islands/territories using ChST all year:
Other Time Zones in UTC +10
Some time zones exist that have the same offset as ChST, but can be found under a different name: