ISO 3166-2:KR is the entry for South Korea (officially the Republic of Korea) in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Currently for South Korea, ISO 3166-2 codes are defined for one special city, six metropolitan cities, seven provinces, two special self-governing provinces and one special self-governing city. All of them are province-level subdivisions.
Each code consists of two parts separated by a hyphen. The first part is KR, the ISO 3166-1 alpha-2 code of South Korea. The second part is two digits:
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
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| Code | Subdivision name (ko) (National 2000) | Local variant | Subdivision name (ko) [note 1] | Subdivision name (en) [note 2] | Subdivision category |
|---|---|---|---|---|---|
| KR-26 | Busan-gwangyeoksi | Busan | 부산광역시 | Busan | metropolitan city |
| KR-43 | Chungcheongbuk-do | Chungbuk | 충청북도 | North Chungcheong | province |
| KR-44 | Chungcheongnam-do | Chungnam | 충청남도 | South Chungcheong | province |
| KR-27 | Daegu-gwangyeoksi | Daegu | 대구광역시 | Daegu | metropolitan city |
| KR-30 | Daejeon-gwangyeoksi | Daejeon | 대전광역시 | Daejeon | metropolitan city |
| KR-42 | Gangwon-teukbyeoljachido | Gangwon | 강원특별자치도 | Gangwon | special self-governing province |
| KR-29 | Gwangju-gwangyeoksi | Gwangju | 광주광역시 | Gwangju | metropolitan city |
| KR-41 | Gyeonggi-do | Gyeonggi | 경기도 | Gyeonggi | province |
| KR-47 | Gyeongsangbuk-do | Gyeongbuk | 경상북도 | North Gyeongsang | province |
| KR-48 | Gyeongsangnam-do | Gyeongnam | 경상남도 | South Gyeongsang | province |
| KR-28 | Incheon-gwangyeoksi | Incheon | 인천광역시 | Incheon | metropolitan city |
| KR-49 | Jeju-teukbyeoljachido | Jeju | 제주특별자치도 | Jeju | special self-governing province |
| KR-45 | Jeollabuk-do | Jeonbuk | 전라북도 | North Jeolla | province |
| KR-46 | Jeollanam-do | Jeonnam | 전라남도 | South Jeolla | province |
| KR-50 | Sejong | 세종 | Sejong | special self-governing city | |
| KR-11 | Seoul-teukbyeolsi | Seoul | 서울특별시 | Seoul | special city |
| KR-31 | Ulsan-gwangyeoksi | Ulsan | 울산광역시 | Ulsan | metropolitan city |
The following changes to the entry have been announced in newsletters by the ISO 3166/MA since the first publication of ISO 3166-2 in 1998:
| Newsletter | Date issued | Description of change in newsletter |
|---|---|---|
| Newsletter I-1 | 2000-06-21 | Correction of 1 spelling mistake. Update of the source information |
The following changes to the entry are listed on ISO's online catalogue, the Online Browsing Platform:
| Effective date of change | Short description of change (en) |
|---|---|
| 2023-11-23 | Change of category name from province to special self-governing province for KR-42; Update List Source |