Gamasan-ro 20na-gil, Guro-dong, Guro-gu postal codes (28)
On Gamasan-ro 20na-gil in Guro-dong, Guro-gu the postal code depends on the building number: numbers 3–26-10 use 08307, numbers 37–47 use 08306. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Gamasan-ro 20na-gil 3 | 08307 | |
| Gamasan-ro 20na-gil 8-1 | 08307 | |
| Gamasan-ro 20na-gil 8-2 | 08307 | |
| Gamasan-ro 20na-gil 8-5 | 08307 | 에코빌 |
| Gamasan-ro 20na-gil 11 | 08307 | |
| Gamasan-ro 20na-gil 14-3 | 08307 | 현우아트빌 |
| Gamasan-ro 20na-gil 14-5 | 08307 | |
| Gamasan-ro 20na-gil 14-8 | 08307 | 롯데팰리스 |
| Gamasan-ro 20na-gil 22-1 | 08307 | |
| Gamasan-ro 20na-gil 22-2 | 08307 | |
| Gamasan-ro 20na-gil 22-3 | 08307 | |
| Gamasan-ro 20na-gil 22-4 | 08307 | |
| Gamasan-ro 20na-gil 22-5 | 08307 | |
| Gamasan-ro 20na-gil 22-8 | 08307 | 리오파크 |
| Gamasan-ro 20na-gil 22-9 | 08307 | |
| Gamasan-ro 20na-gil 23 | 08307 | 청정마을 |
| Gamasan-ro 20na-gil 26-1 | 08307 | |
| Gamasan-ro 20na-gil 26-3 | 08307 | |
| Gamasan-ro 20na-gil 26-4 | 08307 | 뫼비우스 |
| Gamasan-ro 20na-gil 26-5 | 08307 | |
| Gamasan-ro 20na-gil 26-7 | 08307 | |
| Gamasan-ro 20na-gil 26-9 | 08307 | |
| Gamasan-ro 20na-gil 26-10 | 08307 | |
| Gamasan-ro 20na-gil 37 | 08306 | |
| Gamasan-ro 20na-gil 40 | 08306 | |
| Gamasan-ro 20na-gil 42 | 08306 | 이원빌라 |
| Gamasan-ro 20na-gil 46 | 08306 | 하나아트빌 |
| Gamasan-ro 20na-gil 47 | 08306 |