| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | area code |
|---|---|---|---|---|---|---|---|---|
| 15011 | Acqui Terme | AL | Piedmont | 0144 | A052 | Acqui Terme AL - Piedmont | 0144 | |
| 15010 | Alice Bel Colle | AL | Piedmont | 0144 | A197 | Alice Bel Colle AL - Piedmont | 0144 | |
| 15012 | Bistagno | AL | Piedmont | 0144 | A889 | Bistagno AL - Piedmont | 0144 | |
| 14051 | Bubbio | AT | Piedmont | 0144 | B236 | Bubbio AT - Piedmont | 0144 | |
| 15015 | Cartosio | AL | Piedmont | 0144 | B847 | Cartosio AL - Piedmont | 0144 | |
| 15016 | Cassine | AL | Piedmont | 0144 | C027 | Cassine AL - Piedmont | 0144 | |
| 15010 | Castelletto d'Erro | AL | Piedmont | 0144 | C156 | Castelletto d'Erro AL - Piedmont | 0144 | |
| 15017 | Castelnuovo Bormida | AL | Piedmont | 0144 | C229 | Castelnuovo Bormida AL - Piedmont | 0144 | |
| 15010 | Cavatore | AL | Piedmont | 0144 | C387 | Cavatore AL - Piedmont | 0144 | |
| 14050 | Cessole | AT | Piedmont | 0144 | C583 | Cessole AT - Piedmont | 0144 |