| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tongi | city | Chungbuk | Korea, Republic of (South) | 36.28 | 127.62 | 367 | 19651 |
| Tongiak-tong | city | Seoul | Korea, Republic of (South) | 37.50 | 126.98 | 147 | 1371023 |
| Tongijom | city | Chungnam | Korea, Republic of (South) | 36.73 | 126.30 | 78 | 24455 |
| Tongijŏm | city | Gyeonggi | Korea, Republic of (South) | 37.79 | 126.74 | 157 | 22349 |
| Tongijŏm-mal | city | Gyeonggi | Korea, Republic of (South) | 37.43 | 127.77 | 830 | 8827 |
| Tongil i-ri | city | Jeju | Korea, Republic of (South) | 33.26 | 126.24 | 78 | 9081 |
| Tongil il-li | city | Jeju | Korea, Republic of (South) | 33.23 | 126.24 | 3 | 6940 |
| Tongildae | city | Gyeonggi | Korea, Republic of (South) | 37.82 | 127.13 | 367 | 36211 |
| Tongin River | city | Seoul | Korea, Republic of (South) | 37.53 | 126.90 | 49 | 1716789 |