| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sung Kao | city | Houaphan | Laos | 20.09 | 104.10 | 3684 | 566 |
| Suoi Lap | city | Houaphan | Laos | 20.75 | 104.40 | 1669 | 3345 |
| Suvannakhet | city | Savannakhet | Laos | 16.57 | 104.75 | 830 | 137023 |
| Suwanakhet | city | Savannakhet | Laos | 16.57 | 104.75 | 830 | 137023 |