New York City is the most populous city in the United States, with an estimated 8,491,079 people living in the city, according to U.S. Census estimates dating July 1, 2014 (up from 8,175,133 in 2010; 8.0 million in 2000; and 7.3 million in 1990).
, Minor obsession with world stamps. 1  It is currently worth $.47 US. 2  Forever stamps are designed to be the equivalent of whatever the current price of a first class stamp is, no matter when the stamp was purchased. In other words, if you bought a forever stamp in 1983 for $.25, it is worth $.47 today.
There's a new kind of Forever stamp on the market. The United States Postal Service released 10 new stamps. What makes these stamps unique, aside from their design, is the fact that they're a new kind of Forever stamp. No longer are you limited to a 1-ounce stamp. Now, there are Forever stamps that can be used for postcards, 2-ounce letters and 3-ounce letters.