This class provides methods to validate:
bool city( string $city)
bool cityName( string $city)
bool fiscalCode( string $code)
bool mobilePhoneNumber( string $number)
bool mobilePhoneNumberPrefix( string $number)
bool phoneNumber( string $number)
bool phoneNumberPrefix( string $number)
bool postalCode( string $postalCode)
bool region( string $region)
bool regionName( string $region)