| Scotland, Isle of Stroma |
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| Scotland, Sanda Island |
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| Scotland, Shetland Islands Stamps |
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| Scotland, Shuna |
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| Scotland, St. Kilda |
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| Scotland, Staffa |
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| Scotland, Summer Isles |
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| Selangor |
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| Selangor, Japanese Occupation |
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| Senegal |
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| Senegambia and Niger |
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| Serbia |
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| Serbia and Montenegro |
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| Serbia, Austro-Hungarian Occ. |
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| Serbia, German Occupation In WWII |
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| Serbian Krajina |
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| Seychelles |
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| Seychelles - Zil Eloigne Sesel |
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| Seychelles- Revenue Stamps |
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| Shahpura- Revenue Stamps |
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