Kosei-Ri in numbers
- Coordinates
- 37.2439, 126.7450
- Region
- Gyeonggi-do
- Country
- South Korea, Asia
- Capital
- Seoul — 41 km away
- Same name
- 1 more places in the world share this name
The page gives the present local time in Kosei-Ri, Gyeonggi-do, South Korea, whose time zone is Asia/Seoul (+9).
Kosei-Ri, South Korea
Monday, 9 November 2026
UTC+9 · Asia/Seoul
Local time in Kosei-Ri
UTC+9 · no daylight saving time
Kosei-Ri keeps Asia/Seoul clock_time.
Sunrise 7:06 AM Solar noon 12:18 PM Sunset 5:30 PM Daylight 10 h 23 min Night 13 h 37 min Civil twilight 6:39 AM – 5:57 PM
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Postal codes in Kosei-Ri number 12.
Kosei-Ri operates on Asia/Seoul at UTC+9. Daylight saving time used here: No.
First light in Kosei-Ri comes at 7:06 AM today; darkness returns after 5:30 PM. The day gives 10 h 23 min of light.
The time you see for Kosei-Ri is also correct for Kojan and Sagang-Ni.