| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Sung Kao | city | Khoueng Houaphan | Laos | 20.0888889 | 104.0991667 | 3684 | 2687 |
| Suoi Lap | city | Khoueng Houaphan | Laos | 20.75 | 104.4 | 1489 | 3862 |
| Suvannakhet | city | Khoueng Savannakhet | Laos | 16.55 | 104.75 | 472 | 21185 |
| Suwanakhet | city | Khoueng Savannakhet | Laos | 16.55 | 104.75 | 472 | 21185 |
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