Codes used in several countries
E on a licence plate
E is an area code in 4 countries. The plate's style and country code tell them apart.
Austria
E 123ABCode details →Eisenstadt (Burgenland), Rust (Burgenland)
Bulgaria
E 1234 ABCode details →Blagoevgrad
Czechia
1E2 3456Code details →Pardubice Region
named after Pardubice
Germany
E-AB 1234Code details →Essen (North Rhine-Westphalia)