| Locality | Latitude | Longitude | Elevation | Postal Code |
|---|---|---|---|---|
| Kosong-ni | 42.955556 | 129.991667 | 129 m | |
| Pukch'angp'yong-dong | 42.955556 | 129.991667 | 129 m | |
| Simnyong-dong | 42.955556 | 129.991667 | 129 m |
Onsong is an Administrative divisions in North Hamgyong North Korea.
North Hamgyong