Unique Master Citizen Number Rule?

[philsmd]

Hi, you are searching for a specific/custom mask?

Try this one:
-1 0123 -2 01 -3 09 -4 123456789 ?1?d?2?d?3?d?d7?4?d?d?d?d

I'm no mask expert, but should work (-1 up to -4 are cusom charsets, see also -h i.e. --custom-charset[1-4]=CS)