| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | ZIP |
|---|---|---|---|---|---|---|---|---|
| 14100 | Asti | AT | Piedmont | 0141 | A479 | Asti AT - Piedmont | 14100 | |
| 14100 | Casabianca | AT | Piedmont | 0141 | Frazione of Asti | Casabianca AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Castiglione | AT | Piedmont | 0141 | Frazione of Asti | Castiglione AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Mombarone | AT | Piedmont | 0141 | Frazione of Asti | Mombarone AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Montegrosso | AT | Piedmont | 0141 | Frazione of Asti | Montegrosso AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Montemarzo | AT | Piedmont | 0141 | Frazione of Asti | Montemarzo AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Poggio d'Asti | AT | Piedmont | 0141 | Frazione of Asti | Poggio d'Asti AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Quarto d'Asti | AT | Piedmont | 0141 | Frazione of Asti | Quarto d'Asti AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | Revignano | AT | Piedmont | 0141 | Frazione of Asti | Revignano AT - Piedmont Frazione of Asti | 14100 | |
| 14100 | San Marzanotto | AT | Piedmont | 0141 | Frazione of Asti | San Marzanotto AT - Piedmont Frazione of Asti | 14100 |