- Stantsionno-Oyashinskiy
- Stanovoye
- Srostki
- Sretensk
- Srednyaya Yelyuzan
- Srednyaya Akhtuba
- Sredniy Ikorets
- Sredneuralsk
- Srednekolymsk
- Srednebelaya
- Spokoynaya
- Spitsevka
- Spirovo
- Spiridonovka
- Spassk-Ryazanskiy
- Spassk-Dalniy
- Spas-Klepiki
- Spas-Demensk
- Sozimskiy
- Sovetskaya Gavan
- Sotnikovskoye
- Sotnikovo
- Sosva
- Sosnovyy Bor
- Sosnovo-Ozerskoye
- Sosnovo
- Sosnogorsk
- Soskovo
- Sosenskiy
- Sortavala
- Sorsk
- Sorokino
- Sorochinsk
- Sonkovo
- Somovo
- Solyanka
- Solvychegodsk
- Soluno-Dmitriyevskoye
- Soltsy
- Solton
- Solovevsk
- Solotcha
- Soloneshnoye
- Solomenskoye
- Solntsevo
- Solnechnoye
- Solnechnogorsk
- Sol-Iletsk
- Solikamsk
- Soligalich
- Soldatskaya
- Soldato-Aleksandrovskoye
- Sokur
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- Sokolovo-Kundryuchenskiy
- Sokolovo
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- Sobinka
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- Smolyaninovo
- Smolino
- Smolenskoye
- Smolenskaya
- Smolenka
- Smirnykh
- Smidovich
- Slyudyanka
- Slobodskoy
- Sloboda
- Slavyansk-na-Kubani
- Slavyanka
- Slavsk
- Slavgorodskoye
- Slavgorod
- Slantsy
- Sladkovo
- Skuratovskiy
- Skovorodino
- Skoropuskovskiy
- Skorodnoye
- Skopin
- Skhodnya
- Siverskiy
- Sivaki
- Siva
- Siukh
- Sista-Palkino
- Sinyavskoye
- Sinyavino
- Singapay
- Sinegorye
- Sinegorskiy
- Sinegorsk
- Sindor
- Sim
