Postal Code > Italy Favorite

Source: https://www.debuggex.com/r/DdmRaSDXUujnOTMc

First digit: region. Second digit: province. Third digit: capital/province (odd for capital). Fourth digit: route. Fifth digit: place on route (0 for small places)

Sample Matches
Text Result
12345
Group #0
12345
match
1234no match
123456no match