| Country | Site | Note |
| Austria | Lustbühel | |
| Belgium | Humain | |
| Czech Republic | Ondrejov | |
| Finland | Metsähovi | |
| Sodankylä | EISCAT | |
| France | Bordeaux | Closed |
| Nançay | ||
| Nançay FR606 | LOFAR in France | |
| NOEMA | ||
| Germany | Effelsberg | |
| GLOW | LOFAR in Germany | |
| Stockert | ||
| Tremsdorf | Ceased activity in 2014 | |
| Wettzell | ||
| Greece | Thermopyles | |
| Hungary | SGO | |
| BEST | ||
| Ireland | I-LOFAR | LOFAR in Ireland |
| Italy | Matera | VLBI Station |
| Medicina | ||
| Noto | ||
| Sardinia | ||
| Trieste | ||
| Latvia | Ventspils | |
| Netherlands | Borger-Odoorn | LOFAR in Netherlands |
| Dwingeloo | Closed | |
| Westerbork | ||
| Norway | Longyearbyen | EISCAT |
| Ny Ålesund | IVS (VLBI) station | |
| Tromso | EISCAT | |
| Poland | Kraków | Ceased activity due to antenna damage |
| Torun | ||
| LOFAR PL | LOFAR in Poland | |
| Portugal | Espiunca | Ceased activity |
| Fajao | Under construction | |
| Santa Maria | ||
| Russia | Badary | |
| Pushchino | ||
| Svetloe | ||
| Zelenchukskaya | ||
| Spain | IRAM-30M | |
| Robledo | ||
| Tenerife | ||
| Yebes | ||
| Sweden | Kiruna | EISCAT |
| Onsala | ||
| Switzerland | Bleien | |
| e-Callisto | a solar monitoring network | |
| Zürich | ||
| Turkey | Kayseri | |
| Ukraine | Yevpatoriya | |
| Kharkiv | ||
| Lviv | ||
| Odesa | ||
| Poltava | ||
| Simeiz | ||
| Zmiiv | ||
| United Kingdom | Cambridge | |
| Jodrell Bank | ||
| MERLIN | ||
| Chilbolton | LOFAR in the UK |
Radio observatories in South Africa
| South Africa | SARAO |
e-Callisto
| e-Callisto, International Network of Solar Radio Spectrometers | e-Callisto observatories |