| Name | Population | Altitude | Latitude | Longitude | 
| Samau Bot : | 
 | 
 | 15°9'0.0" N | 100°0'0.0" E | 
| Sam Pi : | 
 | 
 | 15°55'0.1" N | 104°2'60.0" E | 
| San Buri : | 
 | 
 | 15°3'0.0" N | 100°10'1.2" E | 
| Sankhaburi : | 
 | 25 m | 15°3'0.0" N | 100°10'1.2" E | 
| Sanphaya : | 
 | 22 m | 15°7'59.9" N | 100°15'0.0" E | 
| Saphaya : | 
 | 
 | 15°7'59.9" N | 100°15'0.0" E | 
| Sapphaya : | 
 | 
 | 15°7'59.9" N | 100°15'0.0" E | 
| Sarbha-ya : | 
 | 
 | 15°7'59.9" N | 100°15'0.0" E | 
| Sarn Buri : | 
 | 
 | 15°3'0.0" N | 100°10'1.2" E | 
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