🇰🇷 South Korea · Gyeonggi-do
Osan postal codes
Osan, Gyeonggi-do, has 129 postal codes, from 17700 to 18515. Which one applies depends on the street address.
- Postal Codes
- 129
- Population
- 238,788
- Province
- Gyeonggi-do
- Coordinates
- 37.1522, 127.0706
All Osan postal codes
177001770117703177041770517706177071770817709177101771117712177131771417715181001810118102181031810418105181061810718108181091811018111181121811318114181151811618117181181811918120181211812218123181241812518126181271812818129181301813118132181331813418135181361813718138181391814018141181421814318144181451814618147181481814918150181511841618417184181842718428184291843018431184341843518436184371843818439184401844118442184431844418445184461845218453184541845518456184571845818459184601847718478184791848018481184821848418485184861848718488184891849018496184971849818499185001850118503185041850518506185071850818509185101851118512185131851418515
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Includes codes within a few kilometres of the city centre. Data: GeoNames (CC BY 4.0) and zipcodestack.
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Frequently asked questions
What is the postal code of Osan?
Osan has 129 postal codes in Gyeonggi-do. The right code depends on the street address; the list on this page shows all of them, starting with 17700.
How many postal codes does Osan have?
Our data lists 129 postal codes for Osan, South Korea. The list includes codes of the city centre and surrounding districts.
How do I find the exact postal code for an address in Osan?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postal code and can search codes by city or by radius.
Postal code API
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GET https://api.zipcodestack.com/v1/code/city?city=Osan&country=kr
{
"query": { "city": "Osan", "country": "kr" },
"results": ["17700", "…"]
}Free postal code tools
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