|
System for transporting paper messages, and also small packages containing other matter, around the world. |
|
The postal system is a system for transporting paper messages, and also small packages containing other matter, around the world. Anything sent through the postal system is called mail?. |
The world-wide postal system is co-ordinated by the Universal Postal Union, which among other things operates the system of International Reply Coupons.
![[Home]](wikipedia.png)