| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Hayangsan | city | Gyeonggi | Korea, Republic of (South) | 36.97 | 126.92 | 3 | 7744 |
| Hayasan | city | Gyeonggi | Korea, Republic of (South) | 37.70 | 126.62 | 13 | 61826 |
| Hayeolmi | city | Gyeonggi | Korea, Republic of (South) | 37.36 | 127.36 | 324 | 13732 |
| Hayolmi | city | Gyeonggi | Korea, Republic of (South) | 37.36 | 127.36 | 324 | 13732 |