Codes used in several countries
EN on a licence plate
EN is an area code in 3 countries. The plate's style and country code tell them apart.
Germany
EN-AB 1234Code details →Ennepe-Ruhr-Kreis (North Rhine-Westphalia)
Italy
EN A58322Code details →Enna (Sicily)
United Kingdom
EN51 ABCCode details →Chelmsford (Essex)