Codes used in several countries
GO on a licence plate
GO is an area code in 3 countries. The plate's style and country code tell them apart.
Germany
GÖ-AB 1234Code details →Göttingen (Lower Saxony)
Italy
GO A58322Code details →Gorizia (Friuli-Venezia Giulia)
Slovenia
GO AB-123Code details →Ajdovščina, Idrija, Tolmin, Nova Gorica
named after Nova Gorica