Gyeongbu Expressway, Wongok-myeon, Anseong-si postal codes (4)
On Gyeongbu Expressway in Wongok-myeon, Anseong-si the postal code depends on the building number: numbers 365–365-1 use 17557, numbers 372–372-1 use 17553. Data as of August 2026.
| Address | Postal code | Building |
|---|---|---|
| Gyeongbu Expressway 365 | 17557 | |
| Gyeongbu Expressway 365-1 | 17557 | |
| Gyeongbu Expressway 372 | 17553 | |
| Gyeongbu Expressway 372-1 | 17553 |