| Code | Name | Region |
|---|---|---|
| RUAER | Sochi | KDA |
| RUSOC | Sochino | KGN |
| RUSOL | Sokol | VLG |
| RUSOK | Solikamsk | |
| RUSNG | Solnechnogorsk | |
| RUCSH | Solovetsky | ARK |
| RUSLK | Solovki | ARK |
| RUSLV | Solovyevsk | |
| RUSSY | Sosenskiy | |
| RUSGK | Sosnogorsk | KO |
| RUSOB | Sosnovyy Bor | |
| RUSSK | Sovetsk | |
| RURZG | Severskaya | KDA |
| RUSDS | Shadrinsk | KGN |
| RUSHA | Shakhtersk | |
| RUSHK | Shakhun'ya | NIZ |
| RUSLA | Shala | |
| RUSTA | Shatura | |
| RUSHC | Shchelkovo | MOW |
| RUSNA | Shcherbinka | MOS |
| RUB2L | Shebekino | BEL |
| RUSHN | Sheksna | VLG |
| RUMSL | Shelanger | ME |
| RUSHE | Shelekhov | IRK |
| RU7RS | Shemakha | CHE |
| RUSVO | Sheremetyevo Apt/moscow | |
| RUSKH | Shumikha | |
| RUSHY | Shushary | LEN |
| RUSSR | Shushary | SPE |
| RUSHU | Shushenskoye | |
| RUSBT | Shuya | IVA |
| RUSIZ | Siziman | |
| RUTKA | Satka | CHE |
| RUSAY | Sayanogorsk | KYA |
| RUSYY | Sayanskaya | KYA |
| RUBEZ | Sebez | PSK |
| RUSEG | Segezha | |
| RURZH | Selyatino | MOS |
| RUSKK | Semikarakorsk | ROS |
| RUSNN | Sennoy | SAR |
| RULIP | Sentsovo | LIP |
| RUSER | Serafimovich | |
| RUSIV | Sergiev | MOS |
| RUSGV | Sergiyev Posad | |
| RUSRV | Serov | |
| RUSHV | Serpukhov | MOS |
| RUSLO | Sertolovo | LEN |
| RUSZZ | Sestroretsk | LEN |
| RUSVB | Severobaykal'sk | BU |
| RUSEW | Severodvinsk |