Gyeongwon-daero 535beon-gil, Seonhak-dong, Yeonsu-gu postal codes (2)
All 2 buildings on Gyeongwon-daero 535beon-gil in Seonhak-dong, Yeonsu-gu use postal code 21909. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Gyeongwon-daero 535beon-gil 1 | 21909 | |
| Gyeongwon-daero 535beon-gil 17 | 21909 |