Pin code 306504
What 306504 tells you
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 306, are the sorting district, and 504 identifies the delivery office.
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 306, are the sorting district, and 504 identifies the delivery office.