Pin code 131021
What 131021 tells you
The first digit, 1, is the postal zone. The first two digits, 13, are the postal circle. The first three, 131, are the sorting district, and 021 identifies the delivery office.
The first digit, 1, is the postal zone. The first two digits, 13, are the postal circle. The first three, 131, are the sorting district, and 021 identifies the delivery office.