| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ŏn-dong | city | P'yongyang | Korea, Dem. Peoples Rep. of (North) | 39.10 | 125.84 | 137 | 378701 |
| Ŏn-dong | city | Gangwon | Korea, Republic of (South) | 37.24 | 128.09 | 1669 | 14696 |
| Ŏn-gol | city | Gangwon | Korea, Republic of (South) | 38.17 | 127.57 | 2509 | 2635 |
| Ŏnam | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 37.86 | 125.90 | 16 | 16293 |
| Ŏnam-dong | city | Daejeon | Korea, Republic of (South) | 36.23 | 127.41 | 1013 | 329954 |
| Ŏnam-ni | city | Chungnam | Korea, Republic of (South) | 36.72 | 126.48 | 45 | 25292 |
| Ŏnbyori-ri | city | Gangwon | Korea, Republic of (South) | 37.70 | 128.95 | 830 | 27976 |
| Ŏnbyŏl-li | city | Gangwon | Korea, Republic of (South) | 37.70 | 128.95 | 830 | 27976 |
| Ŏnbyŏril-li | city | Gangwon | Korea, Republic of (South) | 37.69 | 128.93 | 830 | 29345 |
| Ŏnch’on | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 38.72 | 127.05 | 830 | 5662 |
| Ŏndam-gol | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.46 | 126.58 | 1669 | 6392 |
| Ŏndammal | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.49 | 126.63 | 1669 | 6367 |
| Ŏndong-ni | city | Jeonbuk | Korea, Republic of (South) | 35.72 | 126.66 | 32 | 14213 |
| Ŏndŏgarae | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.71 | 127.24 | 127 | 18220 |
| Ŏngae | city | Chungbuk | Korea, Republic of (South) | 37.04 | 128.47 | 1669 | 5028 |
| Ŏnggŏ-ri | city | Gyeongbuk | Korea, Republic of (South) | 36.39 | 127.95 | 849 | 5960 |
| Ŏngnyŏn-ni | city | Yanggang | Korea, Dem. Peoples Rep. of (North) | 41.05 | 128.30 | 2805 | 5364 |
| Ŏnjae-mal | city | Gyeonggi | Korea, Republic of (South) | 37.64 | 127.14 | 78 | 426243 |
| Ŏnjŏng | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.73 | 125.22 | 75 | 36171 |
| Ŏnjŏng | city | Chungnam | Korea, Republic of (South) | 36.73 | 126.42 | 36 | 26180 |
| Ŏnjŏng-do | city | Korea, Dem. Peoples Rep. of (North) | 38.70 | 125.23 | 0 | 33844 | |
| Ŏnjŏng-ni | city | Chungnam | Korea, Republic of (South) | 36.73 | 126.42 | 36 | 26180 |
| Ŏnmok | city | Korea, Republic of (South) | 35.35 | 126.45 | 314 | 12957 | |
| Ŏnmok | city | Chungbuk | Korea, Republic of (South) | 36.41 | 127.60 | 830 | 9152 |
| Ŏnnae | city | Korea, Dem. Peoples Rep. of (North) | 38.42 | 125.48 | 39 | 30035 | |
| Ŏnnam-ni | city | Gyeonggi | Korea, Republic of (South) | 37.29 | 127.13 | 830 | 177545 |
| Ŏnp’o | city | Korea, Republic of (South) | 35.60 | 126.48 | 9 | 4930 | |
| Ŏnp’o | city | Gyeongnam | Korea, Republic of (South) | 34.88 | 128.03 | 308 | 8798 |
| Ŏnyang | city | Ulsan | Korea, Republic of (South) | 35.56 | 129.12 | 328 | 8493 |
| Ŏn’go | city | Korea, Republic of (South) | 35.28 | 126.50 | 75 | 28716 | |
| Ŏn’go-ri | city | Korea, Republic of (South) | 35.28 | 126.50 | 75 | 28716 | |
| Ŏn’gogae | city | Gyeonggi | Korea, Republic of (South) | 37.78 | 127.23 | 830 | 38171 |
| Ŏn’gŏn | city | Jeonbuk | Korea, Republic of (South) | 35.82 | 127.46 | 885 | 4321 |