Codes used in several countries
CO on a licence plate
CO is an area code in 5 countries. The plate's style and country code tell them apart.
Bulgaria
CO 1234 ABCode details →Sofia Province
Germany
CO-AB 1234Code details →Coburg (Bavaria), Coburg (Bavaria)
Italy
CO A58322Code details →Como (Lombardy), Lecco (Lombardy)
Spain
CO-1234-ABCode details →Córdoba (Andalusia)
United Kingdom
CO51 ABCCode details →Cardiff (Cymru)
Bulgaria
Germany
Italy
Spain
United Kingdom