| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tongyang-dong | city | Incheon | Korea, Republic of (South) | 37.56 | 126.76 | 36 | 629532 |
| Tongyang-dong | city | Gyeonggi | Korea, Republic of (South) | 37.09 | 127.32 | 357 | 8455 |
| Tongyang-mal | city | Chungbuk | Korea, Republic of (South) | 37.01 | 127.59 | 351 | 16601 |
| Tongyang-ni | city | Jeonnam | Korea, Republic of (South) | 34.79 | 127.63 | 42 | 78791 |
| Tongyo | city | Jeonbuk | Korea, Republic of (South) | 36.00 | 126.80 | 95 | 73202 |
| Tongyo-ri | city | Jeonbuk | Korea, Republic of (South) | 36.00 | 126.80 | 95 | 73202 |
| Tongyok | city | Jeonnam | Korea, Republic of (South) | 34.74 | 126.52 | 19 | 9321 |
| Tongyon | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.48 | 19 | 5198 |
| Tongyon-ni | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.50 | 26 | 6060 |
| Tongyong-ni | city | Jeonnam | Korea, Republic of (South) | 35.00 | 126.83 | 252 | 62884 |
| Tongyong-ni | city | Jeonbuk | Korea, Republic of (South) | 36.00 | 127.09 | 255 | 50649 |
| Tongyul-li | city | Jeonnam | Korea, Republic of (South) | 34.68 | 127.09 | 187 | 3613 |
| Tongyul-li | city | Jeonnam | Korea, Republic of (South) | 34.68 | 127.09 | 3 | 3872 |
| Tongyŏk | city | Gyeonggi | Korea, Republic of (South) | 37.29 | 127.06 | 164 | 482794 |
| Tongyŏn-ni | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.48 | 19 | 5198 |