Korea Selatan terbagi dalam 8 provinsi (do), 1 provinsi pemerintahan khusus (teukbyeol jachido), 6 kota metropolitan (gwangyeoksi), dan 1 kota khusus (teukbyolsi).
Pembagian administratif
Level provinsi
| # | Romaja | Hangul | Hanja | Tipe | Ibu kota | Region | Populasi1 | Area2 | Kepadatan3 | ISO |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Seoul | 서울시 | (首爾)市4 | Kota Khusus | (Jung-gu, Seoul) | Sudogwon | 10,421,782 | 605.25 | 17,219 | KR-11 |
| 2 | Busan | 부산시 | 釜山市 | Kota Metropolitan | (Yeonje-gu, Busan) | Yeongnam | 3,635,389 | 763.46 | 4,762 | KR-26 |
| 3 | Incheon | 인천시 | 仁川市 | Kota Metropolitan | (Namdong-gu, Incheon) | Sudogwon | 2,628,000 | 964.53 | 2,724.6 | KR-28 |
| 4 | Daegu | 대구시 | 大邱市 | Kota Metropolitan | (Jung-gu, Daegu) | Yeongnam | 2,512,604 | 884.15 | 2,842 | KR-27 |
| 5 | Gwangju | 광주시 | 光州市 | Kota Metropolitan | (Seo-gu, Gwangju) | Honam | 1,415,953 | 501.36 | 2,824 | KR-29 |
| 6 | Daejeon | 대전시 | 大田市 | Kota Metropolitan | (Seo-gu, Daejeon) | Hoseo | 1,442,857 | 539.84 | 2,673 | KR-30 |
| 7 | Ulsan | 울산시 | 蔚山市 | Kota Metropolitan | (Nam-gu, Ulsan) | Yeongnam | 1,087,958 | 1,056.4 | 1,030 | KR-31 |
| 8 | Gyeonggi | 경기도 | 京畿道 | Provinsi | Suwon | Sudogwon | 10,415,399 | 10,131 | 1,028 | KR-41 |
| 9 | Gangwon | 강원도 | 江原道 | Provinsi | Chuncheon | Gwandong | 1,592,000 | 16,894 | 94 | KR-42 |
| 10 | Chungcheongbuk | 충청북도 | 忠清北道 | Provinsi | Cheongju | Hoseo | 1,462,621 | 7,436 | 197 | KR-43 |
| 11 | Chungcheongnam | 충청남도 | 忠清南道 | Provinsi | Daejeon | Hoseo | 1,840,4105 | 8,3525 | 2205 | KR-44 |
| 12 | Jeollabuk | 전라북도 | 全羅北道 | Provinsi | Jeonju | Honam | 1,890,669 | 8,043 | 235 | KR-45 |
| 13 | Jeollanam | 전라남도 | 全羅南道 | Provinsi | Muan | Honam | 1,994,287 | 11,858 | 168 | KR-46 |
| 14 | Gyeongsangbuk | 경상북도 | 慶尙北道 | Provinsi | Daegu | Yeongnam | 2,775,8906 | 19,4406 | 1436 | KR-47 |
| 15 | Gyeongsangnam | 경상남도 | 慶尙南道 | Provinsi | Changwon | Yeongnam | 2,970,929 | 11,859 | 251 | KR-48 |
| 16 | Jeju | 제주도 | 濟州道 | Provinsi Pemerintahan Khusus | Kota Jeju | Jejudo | 560,000 | 1,845.55 | 303 | KR-49 |
Notes: 1 data tahun 2000; 2 km²; 3 per km²; 4lihat Seoul; 5 tidak termasuk Daejeon; 6 tidak termasuk Daegu 7 sedang dalam perencanaan
Tingkat Munisipalitas
- Gun (county)
- Gu (Distrik)
- Eup (Town)
- Myeon (Township)
- Dong (RW)
- Ga (RT)
- Ri (Desa)