Administrative levelIsland
AreaSuggest an update
Time zoneICT (UTC+7)
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How Ko Mai Si is organised
Trat Ko Mai Si
Ko Mai Si is a island within Trat.
Understand Ko Mai Si
Ko Mai Si is a physical island in Trat Province, Thailand. It is distinct from any administrative district or subdistrict with a similar name. Transport, weather, conservation rules and access conditions can change, so travellers should check current official notices before visiting.
Place typeIsland Located inTrat Time zoneICT (UTC+7) Coordinates11.7181, 102.52
Ko Mai Si at a glance
- Official name
- Ko Mai Si
- Type
- Island
Weather in Ko Mai Si
Current conditions and the latest available forecast.
Plan your Ko Mai Si stay
Before you go
Language: Thai
Currency: Thai baht (THB)
Information you can verifyWe use accountable sources and review this page to keep its information useful.
- Source
- Official source
- Reviewed
- 16 September 2026
- Content owner
- Thailand Navigator Editorial Lead
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