Pin code 301709
What 301709 tells you
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 301, are the sorting district, and 709 identifies the delivery office.
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 301, are the sorting district, and 709 identifies the delivery office.