they are 25 cents each!!
The cost of a pre-stamped postcard varies depending on the postal service and the country. In the United States, for example, a standard pre-stamped postcard typically costs the same as a regular postcard rate, which is currently around $0.48. Prices may change, so it's best to check with your local postal service for the most accurate and up-to-date information.
Probably 50 cents for the postcard and another 37 cents for the postage ... 87 cents plus tax ... so, probably a dollar or more.
Effective January 22, 2012, the price of a pre-stamped postcard went up to $0.35.
The price of a US postal service postcard stamp is 27 cents.
I just purchased one today and it cost $0.35 You can order them online from the USPS site in stacks of 10 ($3.50).
A postcard that weighs around an ounce will be around thirteen dollars through international mail. The bigger the postcard, the more it costs. The cost can be as much as thirty dollars.
The postage for a postcard is valued at $0.33 as of 2014. This can vary depending on the size of the postcard and may change as the Postal Service changes its rates.
It did cost $1.10 to mail a postcard in the US in 2003.
0.15oz / 4.25grams
27
It all depends on how much you'r postcard weighs. The more it weighs, the more money it will cost.
The current USPS postcard rate from the US to Chile is 94 cents.