| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Udae | city | Jeonbuk | Korea, Republic of (South) | 35.63 | 126.87 | 22 | 72095 |
| Udae-ri | city | Gyeongnam | Korea, Republic of (South) | 35.22 | 127.83 | 1033 | 5662 |
| Udalmi | city | Gangwon | Korea, Republic of (South) | 37.47 | 128.42 | 1669 | 1043 |
| Udat'umsil | city | Gyeongbuk | Korea, Republic of (South) | 36.52 | 128.59 | 830 | 3427 |
| Udat’ŭmsil | city | Gyeongbuk | Korea, Republic of (South) | 36.52 | 128.59 | 830 | 3427 |
| Udillon | city | Gangwon | Korea, Republic of (South) | 37.29 | 128.02 | 1669 | 35690 |
| Udmal | city | Gangwon | Korea, Republic of (South) | 38.05 | 127.71 | 830 | 2765 |
| Udo | city | Jeonnam | Korea, Republic of (South) | 34.72 | 127.31 | 0 | 7834 |
| Udodul-li | city | Gangwon | Korea, Republic of (South) | 37.61 | 127.96 | 1148 | 1504 |
| Udogap | city | Chungbuk | Korea, Republic of (South) | 37.12 | 127.69 | 830 | 10843 |
| Udomi | city | Chungbuk | Korea, Republic of (South) | 37.01 | 128.09 | 830 | 8807 |
| Udomi | city | Chungnam | Korea, Republic of (South) | 36.51 | 126.71 | 301 | 16656 |
| Udong | city | Jeonnam | Korea, Republic of (South) | 35.36 | 126.81 | 377 | 8493 |
| Udong | city | Jeonnam | Korea, Republic of (South) | 35.26 | 126.85 | 127 | 39417 |
| Udong | city | Jeonnam | Korea, Republic of (South) | 34.97 | 126.72 | 49 | 31877 |
| Udong-gol | city | Gangwon | Korea, Republic of (South) | 37.54 | 128.60 | 2509 | 1971 |
| Udong-ni | city | Jeonbuk | Korea, Republic of (South) | 35.62 | 126.84 | 22 | 76686 |
| Udoppawi | city | Gangwon | Korea, Republic of (South) | 37.39 | 129.10 | 177 | 9089 |
| Udu | city | Jeonnam | Korea, Republic of (South) | 34.63 | 127.49 | 0 | 5820 |
| Udu | city | Jeonnam | Korea, Republic of (South) | 34.39 | 126.87 | 22 | 3753 |
| Udu | city | Korea, Republic of (South) | 34.45 | 127.10 | 0 | 4356 | |
| Udu | city | Jeonnam | Korea, Republic of (South) | 34.38 | 126.87 | 22 | 3993 |
| Udu-bong | city | Jeonnam | Korea, Republic of (South) | 34.36 | 126.52 | 82 | 5983 |
| Udu-ri | city | Jeonnam | Korea, Republic of (South) | 34.72 | 127.78 | 32 | 18391 |
| Udu-ri | city | Jeonnam | Korea, Republic of (South) | 34.63 | 127.49 | 0 | 5820 |
| Udu-ri | city | Jeonnam | Korea, Republic of (South) | 34.39 | 126.87 | 22 | 3753 |
| Udu-ri | city | Chungnam | Korea, Republic of (South) | 36.91 | 126.63 | 32 | 34778 |
| Udumi | city | Chungbuk | Korea, Republic of (South) | 36.27 | 127.69 | 830 | 7940 |
| Udumul | city | Gyeonggi | Korea, Republic of (South) | 37.36 | 126.96 | 154 | 652690 |
| Udup'o | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.46 | 3 | 3068 |
| Udup'o | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.47 | 3 | 2688 |
| Udup'o-ri | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.46 | 3 | 3068 |
| Udup’o | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.46 | 3 | 3068 |
| Udup’o | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.47 | 3 | 2688 |
| Udup’o-ri | city | Gyeongnam | Korea, Republic of (South) | 35.00 | 128.46 | 3 | 3068 |
| Uduryong | city | Gyeongnam | Korea, Republic of (South) | 35.85 | 127.94 | 1696 | 4204 |
| Udwangbang | city | Gyeonggi | Korea, Republic of (South) | 37.90 | 127.14 | 958 | 46357 |
| Udwangsil | city | Gyeongbuk | Korea, Republic of (South) | 36.33 | 128.04 | 1669 | 5960 |
| Udyangji | city | Gangwon | Korea, Republic of (South) | 37.12 | 128.66 | 997 | 4581 |
| Udyangwol-li | city | Gyeonggi | Korea, Republic of (South) | 37.98 | 127.03 | 830 | 17271 |
| Udyangwolli | city | Gyeonggi | Korea, Republic of (South) | 37.98 | 127.03 | 830 | 17271 |