| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Yaeumdong | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.33 | 88 | 465393 |
| Yakcheondong | city | Ulsan | Korea, Republic of (South) | 35.48 | 129.22 | 200 | 20428 |
| Yaksu | city | Ulsan | Korea, Republic of (South) | 35.65 | 129.35 | 203 | 65373 |
| Yangcheon | city | Ulsan | Korea, Republic of (South) | 35.47 | 129.28 | 45 | 111702 |
| Yangdal | city | Ulsan | Korea, Republic of (South) | 35.58 | 129.10 | 311 | 8493 |
| Yangdal | city | Ulsan | Korea, Republic of (South) | 35.41 | 129.26 | 288 | 38481 |
| Yangdalmaeul | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.12 | 830 | 8493 |
| Yangdong | city | Ulsan | Korea, Republic of (South) | 35.47 | 129.29 | 36 | 136288 |
| Yangjeong | city | Ulsan | Korea, Republic of (South) | 35.54 | 129.39 | 236 | 302316 |
| Yangji | city | Ulsan | Korea, Republic of (South) | 35.71 | 129.17 | 374 | 8493 |
| Yangjimaeul | city | Ulsan | Korea, Republic of (South) | 35.63 | 129.33 | 82 | 109356 |
| Yangjimal | city | Ulsan | Korea, Republic of (South) | 35.66 | 129.22 | 830 | 8493 |
| Yangjimal | city | Ulsan | Korea, Republic of (South) | 35.61 | 129.27 | 190 | 91233 |
| Yangjipyeon | city | Ulsan | Korea, Republic of (South) | 35.67 | 129.17 | 830 | 8493 |
| Yangjong | city | Ulsan | Korea, Republic of (South) | 35.54 | 129.39 | 236 | 302316 |
| Yangjong-dong | city | Ulsan | Korea, Republic of (South) | 35.54 | 129.39 | 236 | 302316 |
| Yangjŏng-ni | city | Ulsan | Korea, Republic of (South) | 35.54 | 129.39 | 236 | 302316 |
| Yanjan | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yaum-dong | city | Ulsan | Korea, Republic of (South) | 35.52 | 129.35 | 45 | 410938 |
| Yaŭm | city | Ulsan | Korea, Republic of (South) | 35.52 | 129.35 | 45 | 410938 |
| Yaŭm-ni | city | Ulsan | Korea, Republic of (South) | 35.52 | 129.35 | 45 | 410938 |
| Yejeon | city | Ulsan | Korea, Republic of (South) | 35.51 | 129.40 | 239 | 292830 |
| Yeompodong | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yeonbong | city | Ulsan | Korea, Republic of (South) | 35.51 | 129.10 | 830 | 8493 |
| Yeondap | city | Ulsan | Korea, Republic of (South) | 35.44 | 129.17 | 331 | 32081 |
| Yeondong | city | Ulsan | Korea, Republic of (South) | 35.61 | 129.29 | 830 | 134941 |
| Yeongchuk | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.24 | 223 | 111705 |
| Yeongnam | city | Ulsan | Korea, Republic of (South) | 35.44 | 129.31 | 42 | 92176 |
| Yeonsan | city | Ulsan | Korea, Republic of (South) | 35.34 | 129.30 | 36 | 9933 |
| Yomp'o-dong | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yomp'o-ri | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yomupo | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yong-ni | city | Ulsan | Korea, Republic of (South) | 35.36 | 129.32 | 141 | 20616 |
| Yongam | city | Ulsan | Korea, Republic of (South) | 35.47 | 129.32 | 246 | 213253 |
| Yongam-ni | city | Ulsan | Korea, Republic of (South) | 35.47 | 129.32 | 246 | 213253 |
| Yongdong | city | Ulsan | Korea, Republic of (South) | 35.36 | 129.32 | 141 | 20616 |
| Yonggam-dong | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yonggum-ni | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yonggŭm-dong | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yongjam | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yongjam-ni | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yongjamdong | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yongjammal | city | Ulsan | Korea, Republic of (South) | 35.49 | 129.38 | 95 | 275656 |
| Yongsanmaeul | city | Ulsan | Korea, Republic of (South) | 35.50 | 129.29 | 39 | 237608 |
| Yongyeon | city | Ulsan | Korea, Republic of (South) | 35.35 | 129.30 | 75 | 15152 |
| Yongyeondong | city | Ulsan | Korea, Republic of (South) | 35.48 | 129.37 | 170 | 244873 |
| Yongyon-dong | city | Ulsan | Korea, Republic of (South) | 35.48 | 129.37 | 170 | 244873 |
| Yongyŏn-ni | city | Ulsan | Korea, Republic of (South) | 35.48 | 129.37 | 170 | 244873 |
| Yuchon | city | Ulsan | Korea, Republic of (South) | 35.66 | 129.18 | 830 | 8493 |
| Yuldong | city | Ulsan | Korea, Republic of (South) | 35.56 | 129.38 | 19 | 259313 |
| Yulhyeon | city | Ulsan | Korea, Republic of (South) | 35.51 | 129.24 | 830 | 83989 |
| Yŏmp’o-dong | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yŏmp’o-ri | city | Ulsan | Korea, Republic of (South) | 35.53 | 129.38 | 9 | 339213 |
| Yŏn-dong | city | Ulsan | Korea, Republic of (South) | 35.61 | 129.29 | 830 | 134941 |