North Korea
KST
Puerto Rico
AST

Time Difference

KST (Korea Standard Time) is 13 hours ahead of AST (Atlantic Standard Time)
9:30 pm21:30 in Kosan, North Korea is 8:30 am08:30 in Cayey, Puerto Rico

Kosan to Cayey call time
Best time for a conference call or a meeting is between 7:30pm-9:30pm in Kosan which corresponds to 6:30am-8:30am in Cayey

9:30 pm21:30 KST (Korea Standard Time) (Kosan, North Korea). Offset UTC +9:00 hours
8:30 am08:30 AST (Atlantic Standard Time) (Cayey, Puerto Rico). Offset UTC -4:00 hours

9:30 pm21:30 Kosan, North Korea / 8:30 am08:30 Cayey, Puerto Rico

Kosan, North Korea Cayey, Puerto Rico
12am (midnight) 11am
1am 12pm (noon)
2am 1pm
3am 2pm
4am 3pm
5am 4pm
6am 5pm
7am 6pm
8am 7pm
9am 8pm
10am 9pm
11am 10pm
12pm (noon) 11pm
1pm 12am (midnight)
2pm 1am
3pm 2am
4pm 3am
5pm 4am
6pm 5am
7pm 6am
8pm 7am
9pm 8am
10pm 9am
11pm 10am
0:00 11:00
1:00 12:00
2:00 13:00
3:00 14:00
4:00 15:00
5:00 16:00
6:00 17:00
7:00 18:00
8:00 19:00
9:00 20:00
10:00 21:00
11:00 22:00
12:00 23:00
13:00 0:00
14:00 1:00
15:00 2:00
16:00 3:00
17:00 4:00
18:00 5:00
19:00 6:00
20:00 7:00
21:00 8:00
22:00 9:00
23:00 10:00

Kosan Information

Time Zone

Abbreviation / Name
KST - Korea Standard Time
UTC / GMT Offset
+9:00 hours during Korea Standard Time, currently in use.

Kosan Facts

Country
North Korea
Alternative Names
Kosan, Kosan-up, Kosan-ŭp, Shinko-san, Shinkozan, Shinkō-san, Shinkōzan, Sin'gosan, Sin’gosan, gosan, 고산
Population
24,822
Currency
Won (KPW)
Geographic Coordinates
38° 51' N Latitude / 127° 25' E Longitude
International Dialing Code
+850

Cayey Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

Cayey Facts

Country
Puerto Rico
Alternative Names
Cayey de Muesas
Population
18,494
Currency
Dollar (USD)
Geographic Coordinates
18° 06' N Latitude / 66° 09' W Longitude