| State-funded (2-digits) | 13  301  | |
|---|---|---|
| Gyeonggi (300s) | ||
| Gangwon (400s) | ||
| N. Chungcheong (500s) | ||
| S. Chungcheong (600s) | ||
| N. Jeolla (700s) | ||
| S. Jeolla (800s) | ||
| N. Gyeongsang (900s) | ||
| S. Gyeongsang (1000s) | ||
| Jeju (1100s) | ||
Yearbook of road statistics by Ministry of Land, Infrastructure and Transport, 2017 | ||