| population | |
| Bergagiolo | 15 |
| Boverona | 16 |
| Bracchi | 15 |
| Cavalli | 20 |
| Colombi | 11 |
| Correnti | 17 |
| Costabella | 18 |
| Isole | 11 |
| population | |
| Menasco | 21 |
| Moglia | 11 |
| Montaldo | 27 |
| Prato Ronchi | 14 |
| Rocchetta | 4 |
| Sabbioneto | 8 |
| Scaiole | 20 |
| Spigno Monferrato | 299 |
| population | |
| Spigno Stazione | 66 |
| Squaneto Inferiore | 14 |
| Squaneto Superiore | 8 |
| Turpino | 16 |
| Valle Bormida | 33 |
| Vico | 20 |
 | Genoa Cristoforo Colombo Airport | ~ 42.48 km |
| Cuneo International Airport | ~ 56.33 km |
| Villanova D'Albenga International Airport | ~ 57.18 km |
| Turin Airport | ~ 90.86 km |
 | Monaco Heliport | ~ 116.55 km |
| Milano Linate Airport | ~ 124.72 km |
| Malpensa International Airport | ~ 124.82 km |
 | Nice-Côte d'Azur Airport | ~ 132.85 km |
| Barcelonnette - Saint-Pons Airfield | ~ 137.96 km |
