Time in Sunch’ŏn, North Korea

Time zone: KST (UTC/GMT +09:00) — Asia/Pyongyang

If you need the offset: Sunch’ŏn is on KST, 9 hours ahead of UTC, i.e. UTC+09:00. The matching IANA zone is Asia/Pyongyang.

No seasonal adjustment applies in Sunch’ŏn — UTC+09:00 is constant, which is worth remembering when a partner city moves its clocks twice a year.

Around 437,000 people live in Sunch’ŏn, making it the 3rd largest of the 15 North Korea cities covered here.

Current gap between Sunch’ŏn and cities people most often need to coordinate with. These figures already account for daylight saving where it applies.

Overlap of a normal working day, shown in Sunch’ŏn time — outside these windows one side is off the clock.

No shared working window exists with New York, Los Angeles, London or Sao Paulo, so those calls have to sit outside somebody's normal hours.

Same zone, same time — each of these sits on Asia/Pyongyang alongside Sunch’ŏn, including through any clock change.

Hamhŭng Namp’o Hŭngnam Kaesŏng Wŏnsan Chongjin Sariwŏn Sinŭiju