| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | area code |
|---|---|---|---|---|---|---|---|---|
| 12050 | Serravalle Langhe | CN | Piedmont | 0173 | I659 | Serravalle Langhe CN - Piedmont | 0173 | |
| 12050 | Sinio | CN | Piedmont | 0173 | I750 | Sinio CN - Piedmont | 0173 | |
| 12060 | Somano | CN | Piedmont | 0173 | I817 | Somano CN - Piedmont | 0173 | |
| 12050 | Torre Bormida | CN | Piedmont | 0173 | L252 | Torre Bormida CN - Piedmont | 0173 | |
| 12050 | Treiso | CN | Piedmont | 0173 | L367 | Treiso CN - Piedmont | 0173 | |
| 12050 | Trezzo Tinella | CN | Piedmont | 0173 | L410 | Trezzo Tinella CN - Piedmont | 0173 | |
| 12040 | Vezza d'Alba | CN | Piedmont | 0173 | L817 | Vezza d'Alba CN - Piedmont | 0173 |