The Universal Postal Union is a specialized agency of the United Nations. Its
International Bureau is in permanent contact with the designated operators of the UPU's 192 member countries.
The Addressing Solutions Unit develops and distributes addressing standards, as well as POST*CODE® products and services designed to ensure proper use of international addresses.
Click to visit UPU’s website
Addressing Solutions Unit
P.O. Box 312
3000 BERNE 15
+41 31 350 3491