Pin code 331518
What 331518 tells you
The first digit, 3, is the postal zone. The first two digits, 33, are the postal circle. The first three, 331, are the sorting district, and 518 identifies the delivery office.
The first digit, 3, is the postal zone. The first two digits, 33, are the postal circle. The first three, 331, are the sorting district, and 518 identifies the delivery office.