Sending a postcard to South Korea
Facts checked
Mailing a postcard from the US to South Korea costs $1.75: one USPS Global Forever stamp, the same price as every other country. USPS has charged $1.75 since July 12, 2026. With Paper Plane Post, $7 covers the printed 4×6 photo postcard, the postage and the mailing. We print your card in the US and mail it from there, and our delivery estimate is 1–3 weeks to South Korea. USPS publishes no delivery standard for international mail, and international postcards can’t be tracked.
How to address it
Mail to South Korea uses this layout. Write the country last, in capitals.
Do/si CityDistrict
Street address
Recipient name
03051
SOUTH KOREA
- Postal code: required, written like 03051.
- Do/si: required.
USPS’s International Mail Manual adds:
- “Articles addressed for delivery in Korea should show the name of the addressee, street, district, town, and province in Korea. The address should be shown also in Korean characters, if known.”
What USPS says about South Korea
- USPS lists South Korea as “Korea, Republic of”.
- No customs form, unless the mail holds goods.
Of the items USPS prohibits to South Korea, these could apply to a postcard:
- “Counterfeit postage stamps.”
- “Documents, books, printed papers, engravings or other articles contrary to public security.”
USPS lists no service disruptions for South Korea, as of .
See what it costs to make one yourself, with a printed card and a stamp.
Questions
How much does it cost to send a postcard to South Korea from the US?
$1.75 for one USPS Global Forever stamp, the same as every other country. With Paper Plane Post it’s $7 for the printed photo postcard, the postage and the mailing.
How long does a postcard take to get to South Korea?
USPS publishes no delivery standard for international mail. Paper Plane Post’s estimate is 1–3 weeks to South Korea.
Can I track a postcard to South Korea?
No. USPS offers no tracking on international postcards, so nobody can track one, whether you mail it yourself or Paper Plane Post does.
Does a postcard to South Korea need a customs form?
No. USPS requires no customs form for mail to South Korea unless it holds goods, and a postcard with a message on it is correspondence.
How do I address a postcard to South Korea?
Write it on separate lines in this order: Do/si CityDistrict, then Street address, then Recipient name, then 03051. Put SOUTH KOREA on the last line in capitals. Include the postal code.