J201-005
First letter refers to Generation, which is followed by a number which details the region, followed by two numbers that detail the country in that region:
J= Generation 10
2= North America
01= Mexico
005= numerical number assigned to that person in that region.
Regions:
1= Europe
2= North America
3= South America
4= Asia
5= Australia/Oceania
6= Africa
7= Caribbean
8= Central America
9= Middle East