Codes used in several countries
SI on a licence plate
SI is an area code in 6 countries. The plate's style and country code tell them apart.
Croatia
ŠI 1234-ABCode details →Šibenik-Knin County
named after Šibenik
Germany
SI-AB 1234Code details →Siegen-Wittgenstein (North Rhine-Westphalia)
Italy
SI A58322Code details →Siena (Tuscany)
Poland
SI 12345Code details →Siemianowice Śląskie (Silesian)
Serbia
ŠI 123-ABCode details →Šid (Srem District)
named after Šid
Slovakia
SI 123ABCode details →Skalica (Trnava Region)
Croatia
Germany
Italy
Poland
Serbia
Slovakia