Verified answer

There is no single zip code. Seoul is huge and divided into different neighborhoods and each has its own zip code. In fact, there are more than 30,000 unique zip codes for Seoul. So, you need the complete address of where you are looking for to get the exact (and correct) zip code. If you have an idea what the address is, here is the list of Seoul zip codes broken down by neighborhood:

http://www.geopostcodes.com/index.php?pg=browse&ni...

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