| Name | Type | Country | Components |
|---|---|---|---|
| München | Observational platform | Germany | 2 |
| Naples Fixed National Facility | Observational platform | Italy | 2 |
| National Atmospheric Observatory Kosetice | Observational platform | Czechia | 3 |
| Norunda | Observational platform | Sweden | 2 |
| Ny-Ålesund, Spitsbergen | Observational platform | Germany | 2 |
| Observatoire de Haute Provence (OHP-GEO) | Observational platform | France | 1 |
| Observatoire de Physique de l'Atmosphère à La Réunion (OPAR), Franco-Belgian site | Observational platform | Belgium | 1 |
| OCEANET mobile shipborne remote sensing facility | Mobile platform | Germany | 1 |
| OPAR Observatoire de Physique de l'Atmosphère à La Réunion | Observational platform | France | 4 |
| Östergarnsholm | Observational platform | Sweden | 1 |
