| Network | Data Center | Description | Start Year | End Year |
|---|---|---|---|---|
| GE |
|
GEOFON Program, GFZ Potsdam, Germany | 1993 | 2599 |
| GF |
|
GONAF (Geophysical borehole Observatory at the North Anatolian Fault) | 2012 | 2599 |
| GQ |
|
GQ Seismic Network | 2018 | 2599 |
| GR |
|
German Regional Seismic Network, BGR Hannover | 1976 | 2599 |
| GX |
|
GEOFON affiliated stations | 2019 | 2599 |
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