Italy: phone, postal code, the codice fiscale, the VAT number and the health card number. The health card is twenty digits opening on a fixed issuer prefix, which is what makes a run that long safe to detect. Country groups are meant to be used one at a time: a postal code is five digits in several of them, so two in one detector fight for the same span.
Tags: business, contact, government-id, identity, it, location