Gyeonggi postal codes — South Korea

Gyeonggi is a province of South Korea, made up of 20 cities.

Towns in Gyeonggi include Cheoin, Deogyang, Ilsandong, Suji, Giheung and Ilsanseo, together with the surrounding localities whose postal codes are listed above.

• Gimpo
• Goyang
• Dongducheon
• Pocheon
• Uijeongbu
• Gwangju
• Namyangju
• Gwacheon
• Hanam
• Seongnam
• Bucheon - Ojeong
• Bucheon - Sosa
• Gwangmyeong
• Ansan
• Suwon
• Uiwang
• Icheon
• Pyeongtaek
• Yongin
• Hwaseong

How postal codes work in Gyeonggi

South Korea uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Gyeonggi follow that format like everywhere else in the country, for example 15473 for Ansan.

Codes listed here for Gyeonggi begin with one of these prefixes: 10, 11, 12, 13, 14, 15, 16, 17 and 18. Each prefix covers the delivery areas of one part of the province.

Postal codes across South Korea, Gyeonggi included, are issued and maintained by Korea Post. Reference information is available at www.koreapost.go.kr.

Addressing format

Addresses in South Korea are written [House number] [Street name], [City] [Postal code], and an address in Gyeonggi follows that same order:

Recipient name
[House number] [Street name], Ansan 15473

What this dataset covers

This reference dataset lists 50 postal codes for Gyeonggi across its cities, each paired with its locality and, where the source provides them, coordinates and a time zone.