Mangyang-ro 21beon-gil, Seodaesin-dong 3(sam)-ga, Seo-gu postal codes (14)
All 14 buildings on Mangyang-ro 21beon-gil in Seodaesin-dong 3(sam)-ga, Seo-gu use postal code 49210. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Mangyang-ro 21beon-gil 3 | 49210 | |
| Mangyang-ro 21beon-gil 4 | 49210 | |
| Mangyang-ro 21beon-gil 4-1 | 49210 | |
| Mangyang-ro 21beon-gil 7 | 49210 | |
| Mangyang-ro 21beon-gil 8 | 49210 | |
| Mangyang-ro 21beon-gil 9 | 49210 | |
| Mangyang-ro 21beon-gil 13 | 49210 | |
| Mangyang-ro 21beon-gil 13-1 | 49210 | |
| Mangyang-ro 21beon-gil 15 | 49210 | |
| Mangyang-ro 21beon-gil 17 | 49210 | |
| Mangyang-ro 21beon-gil 18-1 | 49210 | |
| Mangyang-ro 21beon-gil 18-3 | 49210 | |
| Mangyang-ro 21beon-gil 18-4 | 49210 | |
| Mangyang-ro 21beon-gil 19 | 49210 |