| Localité | Type | Pays | Classe |
|---|---|---|---|
| Altstätten | commune | CH | 5 |
| Au (SG) | commune | CH | 5 |
| Balgach | commune | CH | 5 |
| Berneck | commune | CH | 5 |
| Diepoldsau | commune | CH | 5 |
| Eichberg | commune | CH | 5 |
| Marbach (SG) | commune | CH | 5 |
| Oberriet (SG) | commune | CH | 5 |
| Rebstein | commune | CH | 5 |
| Rheineck | commune | CH | 5 |
| Rüthi (SG) | commune | CH | 5 |
| St. Margrethen | commune | CH | 5 |
| Widnau | commune | CH | 5 |