Pin code 331503
What 331503 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 503 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 503 identifies the delivery office.