| Code | Name | Region |
|---|---|---|
| CHSVG | Savognin | GR |
| CHSVA | Savosa | TI |
| CHSXN | Saxon | VS |
| CHSHH | Schachen | LU |
| CHSCH | Schaffhausen | SH |
| CHSFM | Schafisheim | AG |
| CHSNU | Schangnau | BE |
| CHSNS | Schanis | SG |
| CHUSF | Schattdorf | UR |
| CHSEN | Schenkon | LU |
| CHSRZ | Scherz | AG |
| CHSCG | Scherzingen | TG |
| CHSC9 | Schiers | GR |
| CHSGI | Schindellegi | SZ |
| CHSNB | Schinznach Bad | AG |
| CHSEC | Saint-legier-la Chiesaz | VD |
| CHSPR | Saint-prex | VD |
| CHSSV | Saint-sulpice | VD |
| CHSUN | Saint-ursanne | JU |
| CHSVX | Salavaux | VD |
| CHTTG | Salenstein | TG |
| CHSLS | Sales | FR |
| CHGES | Salgesch | |
| CHSAL | Salmsach | TG |
| CHSLN | Salvan | VS |
| CHSAM | Samedan | GR |
| CHSST | Samstagern | ZH |
| CHSVI | San Vittore | GR |
| CHQGL | Sankt Gallen | SG |
| CHSTM | Sankt Margrethen | SG |
| CHSMA | Sankt Maurice | VS |
| CHNKL | Sankt Niklaus | VS |
| CHSMI | Santa Maria | GL |
| CHSBD | Sant'abbondio | TI |
| CHSNO | Sant'antonino | TI |
| CHRSN | Ruschlikon | ZH |
| CHRSS | Russikon | ZH |
| CHRSW | Ruswil | LU |
| CHRTH | Ruthi | SG |
| CHRTI | Ruti | |
| CHRUI | Ruti | ZH |
| CHRTB | Ruti Bei Buren | BE |
| CHRLA | Ruvigliana | TI |
| CHSAA | Saanen | BE |
| CHSFE | Saas-fee | VS |
| CHOSA | Sachseln | OW |
| CHSAF | Safenwil | AG |
| CHSFR | Safnern | BE |
| CHSGL | Saignelegier | JU |
| CHSAB | Saint Blaise | NE |