| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Iaeam-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.6166667 | 126.35 | 0 | 10684 |
| Iam-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.4666667 | 127.2833333 | 236 | 248137 |
| Iami | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.4666667 | 127.2833333 | 236 | 248137 |
| Ibam | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.75 | 126.9833333 | 154 | 26698 |
| Ibuk | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.1 | 126.7833333 | 255 | 26925 |
| Ich'i-ri | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.6458333 | 126.9358333 | 561 | 26726 |
| Ich'on | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3166667 | 126.6166667 | 419 | 25983 |
| Ich'ŏn | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3166667 | 126.6166667 | 419 | 25983 |
| Igong-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.8433333 | 126.2366667 | 36 | 17335 |
| Igong-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.6166667 | 126.95 | 429 | 26740 |
| Iho-ri | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.5752778 | 126.5094444 | 137 | 21848 |
| Ihwa-ri | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.4666667 | 126.8833333 | 626 | 26782 |
| Ihwach'on | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.35 | 126.9333333 | 124 | 26824 |
| Ihwach'ŏn | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.35 | 126.9333333 | 124 | 26824 |
| Ihwajong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.4666667 | 126.8833333 | 626 | 26782 |
| Ihwajŏng | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.4666667 | 126.8833333 | 626 | 26782 |
| Iil-li | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3641667 | 127.0613889 | 104 | 26824 |
| Iin | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3641667 | 127.0613889 | 104 | 26824 |
| Iin-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3641667 | 127.0613889 | 104 | 26824 |
| Ik-tong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.75 | 126.5 | 39 | 24396 |
| Il-li | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.0333333 | 126.6666667 | 19 | 20066 |
| Illam-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.815 | 126.4386111 | 101 | 26000 |
| Ilsech'on | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.25 | 126.9 | 68 | 26870 |
| Ilsungch'on-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.7833333 | 127.2 | 416 | 26684 |
| Ilsŭngch'ŏn-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.7833333 | 127.2 | 416 | 26684 |
| Imch'ok-kol | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3666667 | 126.65 | 1043 | 26824 |
| Imch'on | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.1833333 | 126.9 | 39 | 26885 |
| Imch'on-dong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3666667 | 126.65 | 1043 | 26824 |
| Imch'ŏk-kol | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3666667 | 126.65 | 1043 | 26824 |
| Imch'ŏn | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.1833333 | 126.9 | 39 | 26885 |
| Imch'ŏn-dong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3666667 | 126.65 | 1043 | 26824 |
| Imok-tong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.65 | 126.8 | 88 | 26726 |
| Imp'o-ri | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.1352778 | 126.8791667 | 3 | 26998 |
| Imsudae | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.3 | 126.7 | 370 | 26838 |
| Ip'am | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.75 | 126.9833333 | 154 | 26698 |
| Ipak | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.75 | 126.9833333 | 154 | 26698 |
| Ipch'on-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.7666667 | 127.3 | 157 | 24985 |
| Ipch'ŏn-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.7666667 | 127.3 | 157 | 24985 |
| Ipchang | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.9166667 | 127.2166667 | 62 | 86398 |
| Ipsong-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.5833333 | 126.9666667 | 219 | 26754 |
| Ipsŏng-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.5833333 | 126.9666667 | 219 | 26754 |