| population | |
| Bureau de Poste de Seppois Le Bas |
| population | |
| Seppois-le-Bas | 992 |
 | EuroAirport Basel-Mulhouse-Freiburg Airport | ~ 27.26 km |
 | Grenchen Airport | ~ 43.45 km |
| Colmar-Houssen Airport | ~ 65.26 km |
| Bern-Belp Airport | ~ 73.47 km |
| Emmen Air Base | ~ 98.48 km |
| Zürich Airport | ~ 103.54 km |
 | Lahr Airport | ~ 104.62 km |
| Buochs Airport | ~ 111.40 km |
| Strasbourg Airport | ~ 116.42 km |
