| population | |
| Bureau de Poste de Gamaches |
| population | |
| Gamaches | 3137 |
 | St Aubin Airport | ~ 35.71 km |
| Le Touquet-Côte d'Opale Airport | ~ 59.19 km |
| Paris Beauvais Tillé Airport | ~ 71.40 km |
| Rouen Vallée de Seine Airport | ~ 71.93 km |
| Albert-Bray Airport | ~ 81.56 km |
| Merville-Calonne Airport | ~ 104.27 km |
| Aérodrome de Pontoise - Cormeilles en Vexin | ~ 104.93 km |
| Creil Air Base | ~ 106.99 km |
| Évreux-Fauville (BA 105) Air Base | ~ 109.27 km |
