Geongeon 4-gil, Geongeon-dong, Sangnok-gu, Ansan-si postal codes (10)
All 10 buildings on Geongeon 4-gil in Geongeon-dong, Sangnok-gu, Ansan-si use postal code 15521. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Geongeon 4-gil 6 | 15521 | |
| Geongeon 4-gil 8 | 15521 | 현대화인빌아파트 |
| Geongeon 4-gil 10 | 15521 | |
| Geongeon 4-gil 12 | 15521 | |
| Geongeon 4-gil 12-1 | 15521 | 반월빌라 |
| Geongeon 4-gil 14 | 15521 | |
| Geongeon 4-gil 16 | 15521 | 우리빌라 |
| Geongeon 4-gil 16-1 | 15521 | |
| Geongeon 4-gil 18 | 15521 | |
| Geongeon 4-gil 20 | 15521 |