The Area Codes of Italy:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Salerno | 089 (+3989) |
| 2. | Salerno | 0974 (+39974) |
| 3. | Sassari (Olbia, Costa Smeralda) | 0789 (+39789) |
| 4. | Sassari, Alghero | 079 (+3979) |
| 5. | Sassuolo, Formigine, Fiorano Modenese, Maranello, Prigniano sulla Secchia | 0536 (+39536) |
| 6. | Siena | 0577 (+39577) |
| 7. | Siracusa | 0931 (+39931) |
| 8. | Sondrio | 0342 (+39342) |
| 9. | Sondrio (Chiavenna) | 0343 (+39343) |