Pin code 303004
What 303004 tells you
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 303, are the sorting district, and 004 identifies the delivery office.
The first digit, 3, is the postal zone. The first two digits, 30, are the postal circle. The first three, 303, are the sorting district, and 004 identifies the delivery office.