| Country | Rate (USD) |
|---|---|
| 1 2 3 4 > | |
| Sierra Leone | Blocked |
| Sierra Leone-Freetown | Blocked |
| Sierra Leone-Mobile | Blocked |
| Somalia | Blocked |
| Somalia Premium | Blocked |
| Spain-Special | Blocked |
| Sao Tome | 1.6135 |
| Solomon Islands | 1.0403 |
| Senegal Republic-Cell Tigo | .6318 |
| Slovenia-Cellular Ipko | .5507 |
| Seychelles Islands | .5495 |
| Senegal Republic-Mobile | .5472 |
| Serbia-Mobile Mts | .4737 |
| Serbia-Mobile | .4735 |
| Serbia-Mobile Mobtel | .4735 |
| Switzerland-Mobile | .4657 |
| Senegal Republic Mobile Orange | .3928 |
| Suriname-Mobile | .3842 |
| Suriname-Mobile Digicel | .3842 |
| Suriname-Mobile Telesur | .3842 |
| South Sudan | .3231 |
| St. Vincent-Mobile | .2874 |
| St. Vincent-C&W Mobile | .2871 |
| St. Kitts-C&W Mobile | .2775 |
| St. Kitts-Mobile | .2775 |
