| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| I-dong | city | Chungnam | Korea, Republic of (South) | 36.59 | 126.56 | 68 | 15492 |
| I-ri | city | Chungnam | Korea, Republic of (South) | 36.68 | 126.68 | 65 | 13231 |
| Iaeam-ni | city | Chungnam | Korea, Republic of (South) | 36.62 | 126.35 | 0 | 4821 |
| Iam | city | Chungnam | Korea, Republic of (South) | 36.37 | 126.78 | 830 | 8000 |
| Iam-ni | city | Chungnam | Korea, Republic of (South) | 36.47 | 127.28 | 236 | 8217 |
| Iami | city | Chungnam | Korea, Republic of (South) | 36.47 | 127.28 | 236 | 8217 |
| Ibam | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.98 | 154 | 54487 |
| Ibuk | city | Chungnam | Korea, Republic of (South) | 36.10 | 126.78 | 255 | 3680 |
| Ibyul | city | Chungnam | Korea, Republic of (South) | 36.85 | 127.13 | 98 | 87501 |
| Ich'on | city | Chungnam | Korea, Republic of (South) | 36.32 | 126.62 | 830 | 42164 |
| Ich’ŏn | city | Chungnam | Korea, Republic of (South) | 36.32 | 126.62 | 830 | 42164 |
| Igong-ni | city | Chungnam | Korea, Republic of (South) | 36.62 | 126.95 | 830 | 9315 |
| Igong-ni | city | Chungnam | Korea, Republic of (South) | 36.86 | 126.24 | 49 | 8062 |
| Igong-ni | city | Chungnam | Korea, Republic of (South) | 36.37 | 127.03 | 301 | 7437 |
| Igwangsil | city | Chungnam | Korea, Republic of (South) | 36.25 | 127.16 | 62 | 23488 |
| Iho-ri | city | Chungnam | Korea, Republic of (South) | 36.58 | 126.51 | 45 | 12026 |
| Ihwa-ri | city | Chungnam | Korea, Republic of (South) | 36.46 | 126.89 | 830 | 7662 |
| Ihwa-ri | city | Chungnam | Korea, Republic of (South) | 36.46 | 126.88 | 830 | 7690 |
| Ihwach'on | city | Chungnam | Korea, Republic of (South) | 36.35 | 126.93 | 124 | 13030 |
| Ihwach’ŏn | city | Chungnam | Korea, Republic of (South) | 36.35 | 126.93 | 124 | 13030 |
| Ihwajong | city | Chungnam | Korea, Republic of (South) | 36.46 | 126.89 | 830 | 7662 |
| Iil-li | city | Chungnam | Korea, Republic of (South) | 36.36 | 127.06 | 236 | 7323 |
| Iin | city | Chungnam | Korea, Republic of (South) | 36.36 | 127.06 | 236 | 7323 |
| Iin-ni | city | Chungnam | Korea, Republic of (South) | 36.36 | 127.06 | 236 | 7323 |
| Ijaemin-ch'on | city | Chungnam | Korea, Republic of (South) | 36.26 | 126.85 | 6 | 15733 |
| Ijaemin-ch’on | city | Chungnam | Korea, Republic of (South) | 36.26 | 126.85 | 6 | 15733 |
| Ijong | city | Chungnam | Korea, Republic of (South) | 36.33 | 126.72 | 830 | 10377 |
| Ijŏk | city | Chungnam | Korea, Republic of (South) | 36.83 | 126.29 | 0 | 10355 |
| Ik-tong | city | Chungnam | Korea, Republic of (South) | 36.76 | 126.48 | 36 | 45504 |
| Il-li | city | Chungnam | Korea, Republic of (South) | 36.03 | 126.67 | 19 | 36412 |
| Ilgak | city | Chungnam | Korea, Republic of (South) | 36.75 | 127.25 | 262 | 55488 |
| Ilgi | city | Chungnam | Korea, Republic of (South) | 36.94 | 126.69 | 26 | 22413 |
| Illam-ni | city | Chungnam | Korea, Republic of (South) | 36.81 | 126.45 | 167 | 43915 |
| Illyŏk | city | Chungnam | Korea, Republic of (South) | 36.25 | 126.81 | 6 | 9379 |
| Ilsech'on | city | Chungnam | Korea, Republic of (South) | 36.25 | 126.90 | 68 | 31684 |
| Ilsech’on | city | Chungnam | Korea, Republic of (South) | 36.25 | 126.90 | 68 | 31684 |
| Ilsin | city | Chungnam | Korea, Republic of (South) | 36.47 | 127.14 | 164 | 69946 |
| Ilsingi | city | Chungnam | Korea, Republic of (South) | 36.74 | 127.24 | 180 | 55334 |
| Ilsungch'on-ni | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.20 | 416 | 74684 |
| Ilsŭngch’ŏn-ni | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.20 | 416 | 74684 |
| Iltae | city | Chungnam | Korea, Republic of (South) | 36.78 | 126.92 | 170 | 48344 |
| Imch'ok-kol | city | Chungnam | Korea, Republic of (South) | 36.37 | 126.64 | 830 | 37756 |
| Imch'on | city | Chungnam | Korea, Republic of (South) | 36.18 | 126.90 | 39 | 9387 |
| Imch'on-dong | city | Chungnam | Korea, Republic of (South) | 36.37 | 126.64 | 830 | 37756 |
| Imch’ŏk-kol | city | Chungnam | Korea, Republic of (South) | 36.37 | 126.64 | 830 | 37756 |
| Imch’ŏn | city | Chungnam | Korea, Republic of (South) | 36.18 | 126.90 | 39 | 9387 |
| Imch’ŏn-dong | city | Chungnam | Korea, Republic of (South) | 36.37 | 126.64 | 830 | 37756 |
| Imhwa-ri | city | Chungnam | Korea, Republic of (South) | 36.14 | 127.22 | 111 | 11986 |
| Imjang-gol | city | Chungnam | Korea, Republic of (South) | 36.40 | 127.02 | 65 | 7467 |
| Imni | city | Chungnam | Korea, Republic of (South) | 36.93 | 127.09 | 13 | 81387 |
| Imok-tong | city | Chungnam | Korea, Republic of (South) | 36.65 | 126.80 | 88 | 29870 |
| Imokdong | city | Chungnam | Korea, Republic of (South) | 36.68 | 127.28 | 830 | 37896 |
| Imp'o-ri | city | Chungnam | Korea, Republic of (South) | 36.14 | 126.88 | 3 | 9330 |
| Imp’o-ri | city | Chungnam | Korea, Republic of (South) | 36.14 | 126.88 | 3 | 9330 |
| Imsudae | city | Chungnam | Korea, Republic of (South) | 36.30 | 126.70 | 370 | 11228 |
| Imunan | city | Chungnam | Korea, Republic of (South) | 36.39 | 126.81 | 291 | 7809 |
| Imunan | city | Chungnam | Korea, Republic of (South) | 36.12 | 127.24 | 830 | 8493 |
| In'gyong-dong | city | Chungnam | Korea, Republic of (South) | 36.52 | 126.77 | 88 | 11891 |
| Inae | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.07 | 75 | 76899 |
| Inch'ol-li | city | Chungnam | Korea, Republic of (South) | 36.14 | 127.23 | 127 | 9477 |
| Inch'on-ni | city | Chungnam | Korea, Republic of (South) | 36.14 | 127.23 | 127 | 9477 |
| Inchugol | city | Chungnam | Korea, Republic of (South) | 36.73 | 126.91 | 203 | 44805 |
| Inch’ŏl-li | city | Chungnam | Korea, Republic of (South) | 36.14 | 127.23 | 127 | 9477 |
| Inch’ŏn-ni | city | Chungnam | Korea, Republic of (South) | 36.14 | 127.23 | 127 | 9477 |
| Ingajae | city | Chungnam | Korea, Republic of (South) | 36.72 | 126.95 | 364 | 17370 |
| Ingmukgol | city | Chungnam | Korea, Republic of (South) | 36.75 | 127.07 | 131 | 52883 |
| Inhung | city | Chungnam | Korea, Republic of (South) | 36.61 | 126.75 | 278 | 18501 |
| Inhuwŏn | city | Chungnam | Korea, Republic of (South) | 36.64 | 126.74 | 167 | 21414 |
| Inji-myon | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.42 | 36 | 34270 |
| Inp'yong-ni | city | Chungnam | Korea, Republic of (South) | 36.77 | 126.34 | 3 | 24628 |
| Inpungjeongi | city | Chungnam | Korea, Republic of (South) | 36.64 | 127.12 | 275 | 36081 |
| Inp’yŏng-ni | city | Chungnam | Korea, Republic of (South) | 36.77 | 126.34 | 3 | 24628 |
| Insal-li | city | Chungnam | Korea, Republic of (South) | 36.62 | 126.76 | 354 | 18910 |
| Inyang-ni | city | Chungnam | Korea, Republic of (South) | 36.33 | 126.92 | 13 | 25323 |
| In’gyŏng-dong | city | Chungnam | Korea, Republic of (South) | 36.52 | 126.77 | 88 | 11891 |
| Ip'am | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.98 | 154 | 54487 |
| Ipak | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.98 | 154 | 54487 |
| Ipch'im-ni | city | Chungnam | Korea, Republic of (South) | 36.66 | 126.81 | 22 | 36975 |
| Ipch'on-ni | city | Chungnam | Korea, Republic of (South) | 36.76 | 127.29 | 164 | 54033 |
| Ipchang | city | Chungnam | Korea, Republic of (South) | 36.92 | 127.22 | 62 | 42319 |
| Ipchom | city | Chungnam | Korea, Republic of (South) | 36.34 | 126.90 | 9 | 14975 |
| Ipch’im-ni | city | Chungnam | Korea, Republic of (South) | 36.66 | 126.81 | 22 | 36975 |
| Ipch’ŏn-ni | city | Chungnam | Korea, Republic of (South) | 36.76 | 127.29 | 164 | 54033 |
| Ipseok | city | Chungnam | Korea, Republic of (South) | 36.70 | 127.12 | 164 | 44072 |
| Ipsŏk | city | Chungnam | Korea, Republic of (South) | 36.04 | 127.40 | 1003 | 8945 |
| Ipsŏng-ni | city | Chungnam | Korea, Republic of (South) | 36.58 | 126.97 | 219 | 7723 |
| Iptong-ni | city | Chungnam | Korea, Republic of (South) | 36.49 | 126.95 | 830 | 7341 |
| Ip’am | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.98 | 154 | 54487 |
| Ireumgol | city | Chungnam | Korea, Republic of (South) | 36.27 | 127.19 | 272 | 14709 |
| Irho-ri | city | Chungnam | Korea, Republic of (South) | 36.81 | 126.44 | 101 | 41544 |
| Irum-gol | city | Chungnam | Korea, Republic of (South) | 36.27 | 127.19 | 272 | 14709 |
| Iryang-gol | city | Chungnam | Korea, Republic of (South) | 36.81 | 127.18 | 360 | 93983 |
| Iryang-ni | city | Chungnam | Korea, Republic of (South) | 36.09 | 127.36 | 1030 | 9011 |
| Isaengi | city | Chungnam | Korea, Republic of (South) | 36.56 | 126.36 | 62 | 4732 |
| Isan-gol | city | Chungnam | Korea, Republic of (South) | 36.88 | 126.62 | 98 | 33211 |
| Iwon | city | Chungnam | Korea, Republic of (South) | 36.87 | 126.28 | 173 | 6174 |