| Code | Name | Region |
|---|---|---|
| KRYON | Yongi | 45 |
| KRYNG | Yongin | 41 |
| KRZAC | Yongsan | |
| KRYJU | Yeoju | 41 |
| KRYCN | Yeoncheon-gun | 41 |
| KRYAM | Yeongam-gun | 46 |
| KRYCH | Yeongcheon | 47 |
| KRYDK | Yeongdeok-gun | 47 |
| KRYDG | Yeongdong-gun | 43 |
| KRYGG | Yeonggwang-gun | 46 |
| KRYGI | Yeongi-gun | 44 |
| KRYEJ | Yeongju | 47 |
| KRYWL | Yeongwol-gun | 42 |
| KRYYG | Yeongyang-gun | 47 |
| KRYPD | Yeonpyeongdo | 28 |
| KRYOS | Yeosu | 46 |
| KRRSU | Yeosu Apt | 46 |
| KRYES | Yesan | 44 |
| KRYOC | Yochon | 47 |
| KRZAI | Yoju | 41 |
| KRYCO | Yonch'on | 41 |
| KRYOG | Yongdang-dong | 26 |
| KRYGP | Yonggipo | 28 |
| KRTYG | Tongyeong | 48 |
| KRUIJ | Uijeongbu | 41 |
| KRURG | Uiryeong-gun | 48 |
| KRUSG | Uiseong-gun | 47 |
| KRUWN | Uiwang | 41 |
| KRUJN | Uljin-gun | 47 |
| KRUJU | Ulju-gun/ulsan | 31 |
| KRULL | Ulleung | 47 |
| KRULG | Ulleung-gun | 47 |
| KRUSN | Ulsan | 31 |
| KRZAB | Waegwan | 47 |
| KRWND | Wando-gun | 46 |
| KRWAJ | Wanju-gun | 45 |
| KRWJU | Wonju | 42 |
| KRYGU | Yanggu-gun | 42 |
| KRYYU | Yangju | 41 |
| KRYPG | Yangpyeong-gun | 41 |
| KRYSN | Yangsan | 48 |
| KRYNY | Yangyang-gun | 42 |
| KRYEC | Yecheon-gun | 47 |
| KRSTJ | Shintanjin | 44 |
| KRSHE | Siheung | 41 |
| KRSIG | Siheung-dong/seoul | 11 |
| KRSAN | Sinan-gun | 46 |
| KRSHG | Sinhang/pohang | 48 |
| KRSAJ | Sint'anjin | 43 |
| KRSHO | Sokcho | 42 |