About postal code 28103
The postal code 28103 routes mail to 옥산면 in the 충청북도 region of South Korea. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
South Korea · Postal code
28103 - 옥산면
Postal code 28103 is 옥산면 in 충청북도, South Korea.
| Postal code | 28103 |
| Place | 옥산면 |
| Region | 충청북도 |
| District | 청주시 흥덕구 |
| Country | South Korea (KR) |
| Coordinates | 36.6876, 127.3218 (map) |