| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | ZIP |
|---|---|---|---|---|---|---|---|---|
| 13037 | Serravalle Sesia | VC | Piedmont | 0163 | I663 | Serravalle Sesia VC - Piedmont | 13037 | |
| 13037 | Bornate Sesia | VC | Piedmont | 0163 | Frazione of Serravalle Sesia | Bornate Sesia VC - Piedmont Frazione of Serravalle Sesia | 13037 | |
| 13037 | Vintebbio | VC | Piedmont | 0163 | Frazione of Serravalle Sesia | Vintebbio VC - Piedmont Frazione of Serravalle Sesia | 13037 |