William J Kozersky, Philatelist |
![]() |
United Nations Stamps, Geneva, New York, Vienna. Stamps from the United Nations are used on official mail from offices in New York City, Geneva, Switzerland, or Vienna, Austria. United Nations stamps may also be used on regular mail sent through U.N. post offices. U.N. mail is carried by the U.S., Swiss, and Austrian postal systems. United Nations, UNPA, UNPA Store. |