Pin code 811316
What 811316 tells you
The first digit, 8, is the postal zone. The first two digits, 81, are the postal circle. The first three, 811, are the sorting district, and 316 identifies the delivery office.
The first digit, 8, is the postal zone. The first two digits, 81, are the postal circle. The first three, 811, are the sorting district, and 316 identifies the delivery office.