| population | |
| Altstaetten | 11877 |
| Au (SG) | 7809 |
| Balgach | 4891 |
| Berneck | 3936 |
| Diepoldsau | 6465 |
| population | |
| Eichberg | 1520 |
| Marbach (SG) | 2110 |
| Oberriet (SG) | 8979 |
| Rebstein | 4533 |
| Rheineck | 3398 |
| population | |
| Ruethi (SG) | 2412 |
| St. Margrethen | 5960 |
| Widnau | 9756 |
 | Hohenems-Dornbirn Airfield | ~ 9.14 km |
 | St Gallen Altenrhein Airport | ~ 12.01 km |
 | Friedrichshafen Airport | ~ 33.04 km |
| Zürich Airport | ~ 78.08 km |
| Memmingen Allgau Airport | ~ 84.04 km |
| Samedan Airport | ~ 96.62 km |
| Buochs Airport | ~ 99.97 km |
| Emmen Air Base | ~ 101.27 km |
| Innsbruck Airport | ~ 133.68 km |
