Codes used in several countries
SZ on a licence plate
SZ is an area code in 6 countries. The plate's style and country code tell them apart.
Austria
SZ 123ABCode details →Schwaz (Tyrol)
Germany
SZ-AB 1234Code details →Salzgitter (Lower Saxony)
Norway
SZ 12345Code details →Vestland
named after Bergen
Poland
SZ 12345Code details →Zabrze (Silesian)
Switzerland
SZ 123456Code details →Schwyz
United Kingdom
SZ51 ABCCode details →Down (Northern Ireland)