| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | ZIP |
|---|---|---|---|---|---|---|---|---|
| 14057 | Isola d'Asti | AT | Piedmont | 0141 | E338 | Isola d'Asti AT - Piedmont | 14057 | |
| 14057 | Molini d'Isola | AT | Piedmont | 0141 | Frazione of Isola d'Asti | Molini d'Isola AT - Piedmont Frazione of Isola d'Asti | 14057 | |
| 14057 | Piano | AT | Piedmont | 0141 | Frazione of Isola d'Asti | Piano AT - Piedmont Frazione of Isola d'Asti | 14057 |