Ideal
Morning
local
EST (UTC−5)
PST (UTC−8)
+850 · UTC+9
Best Time to Call
North Korea
from the United States
North Korea's +850 code covers one of the world's most restricted and tightly state-controlled telecom markets. From the US East Coast, business hours in North Korea fall between 7:00 PM and 3:00 AM EST.
Best EST: 7:00 PM – 3:00 AM (+1 day)
Mon–Sat
United States
01:29 AM
Sleeping
13h
difference
North Korea
02:29 PM
Business hours
// Best Time to Call
When to Call North Korea
A 9-to-5 day in Pyongyang never overlaps one in New York — at 9:00 AM ET it is 11:00 PM there — so reach them 7:00 PM–3:00 AM ET or leave a message.
Ideal
Afternoon
local
EST (UTC−5)
PST (UTC−8)
Avoid
Avoid
local
EST (UTC−5)
PST (UTC−8)
| Local Time | UTC | EST / New York | CST / Chicago | PST / LA |
|---|---|---|---|---|
| Open | ||||
| Noon | ||||
| PM | ||||
| Close |
US columns use standard time (EST/CST/PST); between the second Sunday in March and the first Sunday in November, US clocks are one hour later.
// Calling Guide
How to call North Korea — the short version.
Dialing steps
- 1Dial your exit code — 011 from the US and Canada, 00 from most of Europe.
- 2Add the North Korea country code: +850.
- 3Enter the national number. If it's written with a domestic trunk prefix (often a leading 0), that prefix is usually dropped after the country code.
Best time to call
- 9:00 AM – 5:00 PM in Pyongyang is 7:00 PM – 3:00 AM EST.
- A 9-to-5 day in Pyongyang never overlaps one in New York — at 9:00 AM ET it is 11:00 PM there — so reach them 7:00 PM–3:00 AM ET or leave a message.
Quick tips
- Working days: Mon–Sat.
// Calling Etiquette
Calling etiquette in North Korea
Calling culture
Business communication with North Korea is highly limited and subject to significant regulatory restrictions compared to virtually any other market.
Working week
Mon–Sat.
Free tools
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Frequently Asked
Calling North Korea — Common Questions
Everything you need to know about reaching contacts in North Korea.
Calls outside local business hours in North Korea are less likely to be answered live, but Rozper's AI receptionist and voicemail-to-text still capture the call and notify your team immediately — so you're not limited to the 7:00 PM–3:00 AM EST overlap.
Given North Korea's highly restricted telecom environment, standard virtual number services are not available for this market.
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