| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jagijeomgol | city | Daejeon | Korea, Republic of (South) | 36.24 | 127.32 | 387 | 407526 |
| Jakgol | city | Daejeon | Korea, Republic of (South) | 36.42 | 127.30 | 226 | 44981 |
| Jangandong | city | Daejeon | Korea, Republic of (South) | 36.22 | 127.34 | 830 | 431657 |
| Jangbattang | city | Daejeon | Korea, Republic of (South) | 36.23 | 127.32 | 410 | 409909 |
| Jangcheokdong | city | Daejeon | Korea, Republic of (South) | 36.25 | 127.45 | 872 | 286231 |
| Jangdaedong | city | Daejeon | Korea, Republic of (South) | 36.36 | 127.33 | 124 | 102814 |
| Jangdong | city | Daejeon | Korea, Republic of (South) | 36.41 | 127.44 | 830 | 265917 |
| Jangdong | city | Daejeon | Korea, Republic of (South) | 36.39 | 127.37 | 236 | 106794 |
| Janggye | city | Daejeon | Korea, Republic of (South) | 36.34 | 127.49 | 830 | 230294 |
| Jangnyeogol | city | Daejeon | Korea, Republic of (South) | 36.40 | 127.43 | 269 | 253581 |
| Jangseunggeori | city | Daejeon | Korea, Republic of (South) | 36.31 | 127.27 | 830 | 67073 |
| Jangteogol | city | Daejeon | Korea, Republic of (South) | 36.29 | 127.39 | 830 | 300250 |
| Jaseondong | city | Daejeon | Korea, Republic of (South) | 36.42 | 127.34 | 301 | 71037 |
| Jaundong | city | Daejeon | Korea, Republic of (South) | 36.40 | 127.35 | 157 | 81684 |
| Jeodeuri | city | Daejeon | Korea, Republic of (South) | 36.38 | 127.33 | 167 | 90646 |
| Jeolgol | city | Daejeon | Korea, Republic of (South) | 36.23 | 127.45 | 895 | 249800 |
| Jeollyang | city | Daejeon | Korea, Republic of (South) | 36.34 | 127.47 | 830 | 278355 |
| Jeomchon | city | Daejeon | Korea, Republic of (South) | 36.25 | 127.48 | 830 | 144356 |
| Jeomchon | city | Daejeon | Korea, Republic of (South) | 36.28 | 127.40 | 239 | 364131 |
| Jeomchon | city | Daejeon | Korea, Republic of (South) | 36.22 | 127.32 | 830 | 396353 |
| Jeongbangi | city | Daejeon | Korea, Republic of (South) | 36.25 | 127.32 | 291 | 368707 |
| Jeonggakgol | city | Daejeon | Korea, Republic of (South) | 36.24 | 127.35 | 830 | 461229 |
| Jeongsaengdong | city | Daejeon | Korea, Republic of (South) | 36.25 | 127.40 | 354 | 390145 |
| Jeongsaenggol | city | Daejeon | Korea, Republic of (South) | 36.25 | 127.40 | 305 | 411036 |
| Jeopsu | city | Daejeon | Korea, Republic of (South) | 36.33 | 127.33 | 196 | 118148 |
| Jeungchon | city | Daejeon | Korea, Republic of (South) | 36.24 | 127.31 | 301 | 320262 |
| Jijokdong | city | Daejeon | Korea, Republic of (South) | 36.38 | 127.31 | 396 | 69362 |
| Jikdong | city | Daejeon | Korea, Republic of (South) | 36.41 | 127.49 | 236 | 189451 |
| Jimneomeo | city | Daejeon | Korea, Republic of (South) | 36.31 | 127.46 | 301 | 258272 |
| Jinggol | city | Daejeon | Korea, Republic of (South) | 36.41 | 127.45 | 830 | 253140 |
| Jinjeongni | city | Daejeon | Korea, Republic of (South) | 36.41 | 127.30 | 285 | 44981 |
| Jisu | city | Daejeon | Korea, Republic of (South) | 36.43 | 127.41 | 72 | 182645 |
| Jiul | city | Daejeon | Korea, Republic of (South) | 36.38 | 127.33 | 229 | 90646 |
| Jokdong | city | Daejeon | Korea, Republic of (South) | 36.46 | 127.38 | 367 | 101991 |
| Juchondong | city | Daejeon | Korea, Republic of (South) | 36.40 | 127.54 | 830 | 84070 |
| Jujo | city | Daejeon | Korea, Republic of (South) | 36.35 | 127.34 | 137 | 106734 |
| Jukchon | city | Daejeon | Korea, Republic of (South) | 36.29 | 127.40 | 830 | 339602 |
| Jukdong | city | Daejeon | Korea, Republic of (South) | 36.37 | 127.34 | 137 | 97216 |
| Julgol | city | Daejeon | Korea, Republic of (South) | 36.34 | 127.48 | 830 | 250761 |
| Julmoe | city | Daejeon | Korea, Republic of (South) | 36.36 | 127.48 | 219 | 269312 |
| Jungdonggol | city | Daejeon | Korea, Republic of (South) | 36.34 | 127.33 | 141 | 105915 |
| Jungmoe | city | Daejeon | Korea, Republic of (South) | 36.26 | 127.29 | 370 | 222773 |
| Jungpyeon | city | Daejeon | Korea, Republic of (South) | 36.31 | 127.29 | 383 | 102498 |
| Jungsedong | city | Daejeon | Korea, Republic of (South) | 36.30 | 127.28 | 830 | 83673 |
| Jungseonhak | city | Daejeon | Korea, Republic of (South) | 36.20 | 127.34 | 830 | 331022 |
| Jungtteum | city | Daejeon | Korea, Republic of (South) | 36.28 | 127.41 | 830 | 358192 |