Codes used in several countries
37 on a licence plate
37 is an area code in 3 countries. The plate's style and country code tell them apart.
France
1234 AB 37Code details →Indre-et-Loire (Centre-Val de Loire)
Russia
А 123 ВС 37Code details →Ivanovo Oblast (Central Federal District)
Türkiye
3734 ABC 123Code details →Kastamonu