Difference Between Postal Code and P.O BOX
P.O BOX stands for post office box; PO BOX is a number that gives the complete address of the place. PO BOX uses for receiving letters or posts from anywhere of the world. The PO Box is a rental base number that can be booked from their countries post services.
Postal Code is an area code, in USA zip code used as a postal code; Postal code is almost from digit numbers 5 to 9. Postal code cannot be booked it’s been fixed by government of the country.