| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Soeakmogek | city | Riau | Indonesia | 0.22 | 102.42 | 3 | 235 |
| Soengaiagoeng | city | Riau | Indonesia | 0.56 | 100.78 | 206 | 2511 |
| Soengaiakar | city | Riau | Indonesia | -0.82 | 102.58 | 413 | 4807 |
| Soengaibadar | city | Riau | Indonesia | 1.16 | 100.53 | 173 | 2943 |
| Soengaibakau | city | Riau | Indonesia | 2.29 | 100.98 | 3 | 3614 |
| Soengaibawang | city | Riau | Indonesia | -0.26 | 101.33 | 357 | 8199 |
| Soengaibela | city | Riau | Indonesia | -0.38 | 103.58 | 3 | 1942 |
| Soengaibesar | city | Riau | Indonesia | -0.87 | 101.79 | 357 | 1101 |
| Soengaiboenga | city | Riau | Indonesia | 0.79 | 100.27 | 830 | 5347 |
| Soengaikoendoer | city | Riau | Indonesia | 0.58 | 101.65 | 157 | 48898 |
| Soengaikoening | city | Riau | Indonesia | 0.57 | 100.57 | 344 | 12049 |
| Soengailakar | city | Riau | Indonesia | 0.71 | 102.89 | 3 | 7 |
| Soengailemboe | city | Riau | Indonesia | 0.46 | 101.07 | 170 | 5216 |
| Soengailimau | city | Riau | Indonesia | -0.54 | 102.24 | 265 | 2892 |
| Soengailoear | city | Riau | Indonesia | -0.25 | 103.16 | 3 | 15183 |
| Soengaimadang | city | Riau | Indonesia | 0.45 | 100.86 | 200 | 1732 |
| Soengaimanasip | city | Riau | Indonesia | 1.82 | 100.92 | 3 | 997 |
| Soengaimanau | city | Riau | Indonesia | 0.19 | 101.97 | 150 | 3155 |
| Soengaimoerai | city | Riau | Indonesia | 1.02 | 100.70 | 183 | 6276 |
| Soengaipakning | city | Riau | Indonesia | 1.33 | 102.15 | 3 | 4550 |
| Soengaiperak | city | Riau | Indonesia | -0.27 | 103.19 | 3 | 11445 |
| Soengaipetai | city | Riau | Indonesia | 0.22 | 101.37 | 91 | 15211 |
| Soengaipinang | city | Riau | Indonesia | -0.60 | 101.41 | 830 | 13392 |
| Soengaipinang | city | Riau | Indonesia | -0.19 | 103.39 | 3 | 1104 |
| Soengaipoejoeh | city | Riau | Indonesia | 1.17 | 102.17 | 3 | 5749 |
| Soengairaja-hoeloe | city | Riau | Indonesia | -0.45 | 102.44 | 236 | 7415 |
| Soengairajaoeloe | city | Riau | Indonesia | -0.45 | 102.44 | 236 | 7415 |
| Soengaisahir | city | Riau | Indonesia | 1.91 | 101.39 | 3 | 781 |
| Soengaisalak | city | Riau | Indonesia | -0.44 | 103.01 | 13 | 7865 |
| Soengaisarik | city | Riau | Indonesia | 0.07 | 100.98 | 390 | 424 |
| Soengaiselar | city | Riau | Indonesia | 1.37 | 102.15 | 3 | 1971 |
| Soengaiselari | city | Riau | Indonesia | 1.37 | 102.15 | 3 | 1971 |
| Soengaisialang | city | Riau | Indonesia | 1.97 | 100.90 | 3 | 2717 |
| Soengaisiapiapi | city | Riau | Indonesia | 1.38 | 102.13 | 3 | 2209 |
| Soengaitekoelai | city | Riau | Indonesia | -0.41 | 103.31 | 3 | 2776 |
| Soengalpinang | city | Riau | Indonesia | -0.19 | 103.39 | 3 | 1104 |
| Sokai Timur | city | Riau | Indonesia | 0.52 | 103.32 | 3 | 2238 |
| Solok | city | Riau | Indonesia | 0.36 | 101.14 | 118 | 18897 |
| Solok | city | Riau | Indonesia | 0.67 | 103.24 | 3 | 1985 |
| Solokau | city | Riau | Indonesia | 0.37 | 101.18 | 101 | 20144 |
| Solop Dua | city | Riau | Indonesia | -0.09 | 103.58 | 0 | 1215 |
| Solop Satu | city | Riau | Indonesia | -0.08 | 103.58 | 0 | 1327 |
| Somponoalam | city | Riau | Indonesia | 0.93 | 100.44 | 318 | 8706 |
| Sompu | city | Riau | Indonesia | -0.59 | 101.36 | 830 | 5433 |
| Sono | city | Riau | Indonesia | -0.02 | 103.47 | 3 | 3029 |
| Sontang | city | Riau | Indonesia | 1.14 | 100.79 | 157 | 1187 |
| Sorek | city | Riau | Indonesia | 0.13 | 102.07 | 150 | 5173 |
| Sorek Satu | city | Riau | Indonesia | 0.15 | 102.07 | 164 | 4066 |
| Sosajan | city | Riau | Indonesia | 0.19 | 101.97 | 150 | 3155 |
| Sosayan | city | Riau | Indonesia | 0.19 | 101.97 | 150 | 3155 |
| Sosoh | city | Riau | Indonesia | 0.36 | 101.09 | 141 | 16835 |
| Sosopan | city | Riau | Indonesia | 1.44 | 100.66 | 131 | 6720 |
| Sotol | city | Riau | Indonesia | 0.21 | 101.61 | 16 | 3663 |