| Code | Name | Region |
|---|---|---|
| FRSXB | Strasbourg | 67 |
| FRSEF | Strueth | 68 |
| FRSUH | Struth | 67 |
| FRZSO | Sturzelbronn | 57 |
| FRB5S | Sublaines | 37 |
| FRUSP | Succieu | 38 |
| FR44S | Suce | 44 |
| FRSUC | Sucy-en-brie | 94 |
| FRSUV | Suevres | 41 |
| FRS5T | Suilly-la-tour | 58 |
| FRSUI | Suippes | 51 |
| FRGG6 | Souvignargues | 30 |
| FROUV | Souvigny | 3 |
| FRSZC | Souzay-champigny | 49 |
| FRSZY | Souzy | 69 |
| FROYH | Soyans | 26 |
| FRSOX | Soyaux | 16 |
| FRS23 | Soyecourt | 80 |
| FRYOS | Soyons | 7 |
| FRSXA | Spay | 72 |
| FRSB9 | Spechbach-le-bas | 68 |
| FRS2F | Spezet | 29 |
| FRSPI | Spincourt | 55 |
| FRSPK | Spycker | 59 |
| FR2N2 | St Geours D'auribat | 40 |
| FRTTF | Staffelfelden | 68 |
| FRZTZ | Stains | 93 |
| FRTAP | Staple | 59 |
| FRTEN | Stattmatten | 67 |
| FRSBE | Steenbecque | 59 |
| FRDKE | Steene | 59 |
| FRAW4 | Souligny | 10 |
| FRV3D | Soullans | 85 |
| FRSOU | Soultz-haut-rhin | 68 |
| FRSZM | Soultzmatt | 68 |
| FRSOF | Soultz-sous-forets | 67 |
| FRUQA | Soumans | 23 |
| FRU9M | Soumeras | 17 |
| FRSUQ | Soumont-saint-quentin | 14 |
| FRSS7 | Souppes-sur-loing | 77 |
| FRUPO | Souprosse | 40 |
| FR3PA | Souraide | 64 |
| FRUDV | Sourdeval | 50 |
| FRSD9 | Sourdun | 77 |
| FRSRU | Sours | 28 |
| FRZA2 | Sourzac | 24 |
| FRSYA | Sousceyrac | 46 |
| FROAC | Soussac | 33 |
| FRWWS | Soussans | 33 |
| FRBVV | Soustons | 40 |