| Saint Helena |
|
| Saint Kitts |
|
| Saint Kitts and Nevis |
|
| Saint Lucia |
|
| Saint Martin |
|
| Saint Martin (French part) |
|
| Saint Pierre and Miquelon |
|
| Saint Thomas & Prince Islands |
|
| Saint Vincent and The Grenadines |
|
| Saint Vincent Grenadines |
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| Samoa |
|
| San Marino |
|
| São Tomé and Príncipe |
|
| Sarawak |
|
| Sardinia-Piedmont |
|
| Saseno |
|
| Saskatchewan |
|
| Saudi Arabia |
|
| Saudi Arabia- Revenue Stamps |
|
| Savantvadi |
|