Thessaloniki, Greece.
G
GA
GLS
GNCN
GN (or GR)
GO
GRD
GRT
GSB
GSP
GTEE
General Average
Gearless
Gencon - a standard BIMCO charter party form
Grain (capacity)
Gas Oil
Geared
Gross Registered Tonnage
Good Safe Berth
Good Safe Port
Guarantee