| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Yang-ch'on | city | Incheon | Korea, Republic of (South) | 37.81 | 126.43 | 232 | 8695 |
| Yang-ch'on | city | Incheon | Korea, Republic of (South) | 37.80 | 126.46 | 22 | 10611 |
| Yang-ch’on | city | Incheon | Korea, Republic of (South) | 37.81 | 126.43 | 232 | 8695 |
| Yang-ch’on | city | Incheon | Korea, Republic of (South) | 37.80 | 126.46 | 22 | 10611 |
| Yangchon | city | Incheon | Korea, Republic of (South) | 37.81 | 126.43 | 232 | 8695 |
| Yangdalmal | city | Incheon | Korea, Republic of (South) | 37.63 | 126.45 | 337 | 6547 |
| Yangdo | city | Incheon | Korea, Republic of (South) | 37.60 | 126.73 | 52 | 264157 |
| Yanggamal | city | Incheon | Korea, Republic of (South) | 37.54 | 126.67 | 206 | 361238 |
| Yanggong-ni | city | Incheon | Korea, Republic of (South) | 37.65 | 126.62 | 59 | 68484 |
| Yanggu | city | Incheon | Korea, Republic of (South) | 37.72 | 126.38 | 68 | 5892 |
| Yangji-ch'on | city | Incheon | Korea, Republic of (South) | 37.68 | 126.41 | 59 | 6868 |
| Yangji-ch’on | city | Incheon | Korea, Republic of (South) | 37.68 | 126.41 | 59 | 6868 |
| Yangji-dong | city | Incheon | Korea, Republic of (South) | 37.84 | 124.70 | 150 | 3204 |
| Yangjichon | city | Incheon | Korea, Republic of (South) | 37.68 | 126.41 | 59 | 6868 |
| Yangjiwangbang | city | Incheon | Korea, Republic of (South) | 37.70 | 126.43 | 111 | 8481 |
| Yangneung | city | Incheon | Korea, Republic of (South) | 37.75 | 126.52 | 32 | 41005 |
| Yangnung | city | Incheon | Korea, Republic of (South) | 37.66 | 126.63 | 29 | 69745 |
| Yangnŭng | city | Incheon | Korea, Republic of (South) | 37.75 | 126.52 | 32 | 41005 |
| Yangsa | city | Incheon | Korea, Republic of (South) | 37.80 | 126.41 | 167 | 5693 |
| Yangwangbang | city | Incheon | Korea, Republic of (South) | 37.70 | 126.43 | 111 | 8481 |
| Ye-dong | city | Incheon | Korea, Republic of (South) | 37.77 | 124.75 | 49 | 1077 |
| Yeho-ri | city | Incheon | Korea, Republic of (South) | 37.53 | 126.50 | 22 | 7541 |
| Yeochagol | city | Incheon | Korea, Republic of (South) | 37.61 | 126.40 | 200 | 2046 |
| Yeodanpo | city | Incheon | Korea, Republic of (South) | 37.53 | 126.50 | 22 | 7541 |
| Yeom-chon | city | Incheon | Korea, Republic of (South) | 37.53 | 126.46 | 19 | 4602 |
| Yeomchon | city | Incheon | Korea, Republic of (South) | 37.53 | 126.46 | 19 | 4602 |
| Yeonchon | city | Incheon | Korea, Republic of (South) | 37.73 | 126.42 | 374 | 9031 |
| Yeondong | city | Incheon | Korea, Republic of (South) | 37.70 | 126.50 | 36 | 43787 |
| Yeondong | city | Incheon | Korea, Republic of (South) | 37.71 | 126.50 | 75 | 37131 |
| Yeonggol | city | Incheon | Korea, Republic of (South) | 37.71 | 126.49 | 75 | 29744 |
| Yeongsan | city | Incheon | Korea, Republic of (South) | 37.79 | 126.29 | 226 | 877 |
| Yeonhwagol | city | Incheon | Korea, Republic of (South) | 37.74 | 126.47 | 830 | 9061 |
| Yeonji | city | Incheon | Korea, Republic of (South) | 37.74 | 126.47 | 830 | 9061 |
| Yeonpyeong-ri | city | Incheon | Korea, Republic of (South) | 37.66 | 125.70 | 0 | 1389 |
| Yeowoldong | city | Incheon | Korea, Republic of (South) | 37.51 | 126.80 | 226 | 1387495 |
| Yoch'a-dong | city | Incheon | Korea, Republic of (South) | 37.60 | 126.40 | 72 | 2406 |
| Yoch'a-gol | city | Incheon | Korea, Republic of (South) | 37.60 | 126.40 | 72 | 2406 |
| Yodanp'o | city | Incheon | Korea, Republic of (South) | 37.53 | 126.50 | 22 | 7541 |
| Yogok | city | Incheon | Korea, Republic of (South) | 37.82 | 126.42 | 154 | 9487 |
| Yom-ch'on | city | Incheon | Korea, Republic of (South) | 37.53 | 126.46 | 19 | 4602 |
| Yon-ch'on | city | Incheon | Korea, Republic of (South) | 37.73 | 126.42 | 374 | 9031 |
| Yongam | city | Incheon | Korea, Republic of (South) | 37.53 | 126.37 | 3 | 2139 |
| Yonggip'o | city | Incheon | Korea, Republic of (South) | 37.95 | 124.73 | 3 | 4992 |
| Yonggip’o | city | Incheon | Korea, Republic of (South) | 37.95 | 124.73 | 3 | 4992 |
| Yonggumul | city | Incheon | Korea, Republic of (South) | 37.75 | 126.52 | 32 | 37916 |
| Yongjin | city | Incheon | Korea, Republic of (South) | 37.71 | 126.51 | 0 | 52527 |
| Yongjong-dong | city | Incheon | Korea, Republic of (South) | 37.54 | 126.74 | 32 | 781140 |
| Yongsan-dong | city | Incheon | Korea, Republic of (South) | 37.66 | 126.60 | 22 | 66627 |
| Yongsun-mal | city | Incheon | Korea, Republic of (South) | 37.47 | 126.50 | 82 | 7465 |
| Yongyu-ri | city | Incheon | Korea, Republic of (South) | 37.46 | 126.37 | 0 | 1099 |
| Yongŭimŏri | city | Incheon | Korea, Republic of (South) | 37.55 | 126.65 | 36 | 247560 |
| Yonji | city | Incheon | Korea, Republic of (South) | 37.74 | 126.47 | 830 | 9061 |
| Yonji-dong | city | Incheon | Korea, Republic of (South) | 37.95 | 124.64 | 127 | 7599 |
| Yonp'yong-ni | city | Incheon | Korea, Republic of (South) | 37.66 | 125.70 | 0 | 1389 |
| Yonp'yong-ni | city | Incheon | Korea, Republic of (South) | 37.67 | 125.71 | 42 | 1386 |
| Yorae | city | Incheon | Korea, Republic of (South) | 37.61 | 126.67 | 101 | 202152 |
| Yowol-tong | city | Incheon | Korea, Republic of (South) | 37.51 | 126.80 | 226 | 1387495 |
| Yu-ch'on | city | Incheon | Korea, Republic of (South) | 37.63 | 126.38 | 101 | 2195 |
| Yu-chon | city | Incheon | Korea, Republic of (South) | 37.63 | 126.38 | 101 | 2195 |
| Yu-ch’on | city | Incheon | Korea, Republic of (South) | 37.63 | 126.38 | 101 | 2195 |
| Yuch'on-mal | city | Incheon | Korea, Republic of (South) | 37.61 | 126.48 | 111 | 4933 |
| Yucheon-mal | city | Incheon | Korea, Republic of (South) | 37.61 | 126.48 | 111 | 4933 |
| Yucheonmal | city | Incheon | Korea, Republic of (South) | 37.61 | 126.48 | 111 | 4933 |
| Yuch’ŏn-mal | city | Incheon | Korea, Republic of (South) | 37.61 | 126.48 | 111 | 4933 |
| Yuhyŏn | city | Incheon | Korea, Republic of (South) | 37.59 | 126.73 | 75 | 339041 |
| Yujeongchon | city | Incheon | Korea, Republic of (South) | 37.72 | 126.51 | 19 | 52029 |
| Yujong-ch'on | city | Incheon | Korea, Republic of (South) | 37.72 | 126.51 | 19 | 52029 |
| Yujŏng-ch’on | city | Incheon | Korea, Republic of (South) | 37.72 | 126.51 | 19 | 52029 |
| Yukto | city | Incheon | Korea, Republic of (South) | 37.59 | 126.61 | 45 | 67115 |
| Yulch'aek | city | Incheon | Korea, Republic of (South) | 37.73 | 126.24 | 0 | 380 |
| Yulch’aek | city | Incheon | Korea, Republic of (South) | 37.73 | 126.24 | 0 | 380 |
| Yulsaengi-ni | city | Incheon | Korea, Republic of (South) | 37.65 | 126.60 | 68 | 67259 |
| Yulto | city | Incheon | Korea, Republic of (South) | 37.58 | 126.60 | 0 | 67782 |
| Yulto | city | Incheon | Korea, Republic of (South) | 37.52 | 126.61 | 0 | 116629 |
| Yŏch’a-dong | city | Incheon | Korea, Republic of (South) | 37.60 | 126.40 | 72 | 2406 |
| Yŏch’a-gol | city | Incheon | Korea, Republic of (South) | 37.60 | 126.40 | 72 | 2406 |
| Yŏdanp’o | city | Incheon | Korea, Republic of (South) | 37.53 | 126.50 | 22 | 7541 |
| Yŏja-gol | city | Incheon | Korea, Republic of (South) | 37.61 | 126.40 | 200 | 2046 |
| Yŏkkol | city | Incheon | Korea, Republic of (South) | 37.57 | 126.72 | 193 | 436397 |
| Yŏm-ch’on | city | Incheon | Korea, Republic of (South) | 37.53 | 126.46 | 19 | 4602 |
| Yŏmsugae | city | Incheon | Korea, Republic of (South) | 37.98 | 124.69 | 108 | 7690 |
| Yŏn-ch’on | city | Incheon | Korea, Republic of (South) | 37.73 | 126.42 | 374 | 9031 |
| Yŏn-dong | city | Incheon | Korea, Republic of (South) | 37.71 | 126.50 | 75 | 37131 |
| Yŏngsan | city | Incheon | Korea, Republic of (South) | 37.79 | 126.29 | 226 | 877 |
| Yŏnhwa-ri | city | Incheon | Korea, Republic of (South) | 37.95 | 124.64 | 127 | 7599 |
| Yŏnil | city | Incheon | Korea, Republic of (South) | 37.55 | 126.67 | 131 | 343912 |
| Yŏnp’yŏng-ni | city | Incheon | Korea, Republic of (South) | 37.66 | 125.70 | 0 | 1389 |
| Yŏnp’yŏng-ni | city | Incheon | Korea, Republic of (South) | 37.67 | 125.71 | 42 | 1386 |
| Yŭhyŏn-ni | city | Incheon | Korea, Republic of (South) | 37.64 | 126.61 | 49 | 83413 |