The ground control segment of GLONASS is entirely located within former Soviet Union territory. The Ground Control Center and Time Standards is located in Moscow and the telemetry and tracking stations are in Saint Petersburg, Ternopol, Eniseisk, Komsomolsk-na-Amure. 

GLONASS constellation is managed by System Control Center (SCC).

GLONASS Network

SCC:System Control Center
TT&C:Telemetry, Tracking and Control
ULS:Uplink station
MS:Monitoring station
CC:Central clock
SLR:Laser tracking station