Chungcheongbuk postal codes — South Korea

Chungcheongbuk is a province of South Korea, made up of 9 cities.

Towns in Chungcheongbuk include Seowon, Heungdeok, Sangdang and Cheongwon, together with the surrounding localities whose postal codes are listed above.

• Chungju
• Eumseong
• Jecheon
• Jeungpyeong
• Jincheon
• Cheongju
• Goesan
• Okcheon
• Yeongdong

How postal codes work in Chungcheongbuk

South Korea uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Chungcheongbuk follow that format like everywhere else in the country, for example 28743 for Cheongju.

Codes listed here for Chungcheongbuk begin with one of these prefixes: 27, 28 and 29. Each prefix covers the delivery areas of one part of the province.

Postal codes across South Korea, Chungcheongbuk 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 Chungcheongbuk follows that same order:

Recipient name
[House number] [Street name], Cheongju 28743

What this dataset covers

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