| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ra-ri | city | Jeonnam | Korea, Republic of (South) | 34.57 | 126.26 | 3 | 3034 |
| Rabutsu-ri | city | Jeonnam | Korea, Republic of (South) | 34.77 | 126.47 | 32 | 14913 |
| Ragan-ri | city | Gangwon | Korea, Republic of (South) | 37.49 | 129.11 | 36 | 40661 |
| Rahaitō-ri | city | Jeonnam | Korea, Republic of (South) | 34.30 | 126.00 | 0 | 2291 |
| Rakantei | city | Gangwon | Korea, Republic of (South) | 37.21 | 129.04 | 1171 | 34462 |
| Rakoku-ri | city | Gyeongbuk | Korea, Republic of (South) | 37.13 | 129.35 | 200 | 2709 |
| Rakuan | city | Korea, Republic of (South) | 34.90 | 127.35 | 88 | 29722 | |
| Rakuden-ri | city | Gangwon | Korea, Republic of (South) | 37.15 | 128.69 | 1669 | 9417 |
| Rakuhyo-do | city | Gyeongbuk | Korea, Republic of (South) | 36.45 | 129.23 | 830 | 161 |
| Rakusei-do | city | Gyeongbuk | Korea, Republic of (South) | 36.20 | 128.40 | 206 | 44386 |
| Rakutō-ri | city | Gyeongbuk | Korea, Republic of (South) | 36.36 | 128.30 | 147 | 6431 |
| Rambati | city | Gangwon | Korea, Republic of (South) | 38.18 | 127.90 | 830 | 3298 |
| Rampo | city | Korea, Republic of (South) | 35.53 | 126.52 | 9 | 4171 | |
| Rampo | city | Chungnam | Korea, Republic of (South) | 36.30 | 126.60 | 173 | 36314 |
| Randai | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.32 | 101 | 5908 |
| Ranggumi | city | Gangwon | Korea, Republic of (South) | 38.19 | 127.93 | 1669 | 3451 |
| Rantai-ri | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.32 | 101 | 5908 |
| Rasen-ri | city | Jeonnam | Korea, Republic of (South) | 34.65 | 126.81 | 26 | 9043 |
| Rashu | city | Jeonnam | Korea, Republic of (South) | 35.03 | 126.72 | 55 | 52574 |
| Rasindong | city | Jeju | Korea, Republic of (South) | 33.44 | 126.27 | 68 | 6889 |
| Rasui | city | Jeonnam | Korea, Republic of (South) | 34.74 | 127.74 | 3 | 51180 |