AGE  Ager, Lleida, Spain 
AMP  L'Ampolla, Tarragona, Spain  
APO  Apache Point
ATH  Athens, Greece
CAN  CANARIES (TNG)
CLE  Cleveland
ELL  Ellington, Covington, Seattle
ESO  European Southern Observatory, La Silla
FAS  Siding Spring-Faulkes Telescope South
FAU  Haleakala-Faulkes Telescope North
HAN  Hanle Observatory
ITA  Itajuba
MAR  Marseille 
MON  Monterrey
PIC  Pic-du-Midi
SUT  SALT Telescope, Sutherland, South Africa 
TUB  TUBITAK National Observatory
VLT  Cerro Paranal