Pin code 301407
What 301407 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 407 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 407 identifies the delivery office.