| Shanghai |
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| Sharjah |
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| Siachen Glacier |
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| Siberia |
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| Sicily |
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| Sierra Leone |
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| Sikar |
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| Singapore |
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| Sint Maarten |
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| Sirmoor |
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| Sirohi |
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| Slovakia |
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| Slovenia |
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| Slovenia - Kin. Serbs, Croats & Slovenes- Rev. St. |
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| Slovenia - Kingdom of Serbs, Croats & Slovenes |
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| Slovenia, German Occupation of Ljubljana In WWII |
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| Slovenia, It. Occ. of Ljubljana |
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| Slovenia, It. Occ. of Ljubljana- Revenue Stamps |
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| Slovenia, Italian Occupation of Ljubljana |
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| Slovenia, Yugoslavia Liberation Issue |
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