The D stamp has a face value of 22 cents and can be used on domestic mail at that value.
44 cents for a stamp for mail going in the US
A first class postage stamp in the US is currently 44 cents for mail pieces weighing less than two ounces.
Nope, or maybe yes.... I have no Idea
If you are posting it in the US, yes. As long as the amount on the stamp covers the overseas postal charge.
Domestic rate. 49 cents.
That is what stamps are for, to pay postage. In the US you buy postage stamps and put them on mail to any other country in the world.
SEE: http://pe.usps.gov/text/qsg300/Q604a.htm It's worth 22 cents
The postage rate for First Class Mail became 45 cents on 22 January 2012 .
The postage value is 15 cents. The value to a collector is going to be about the same if it is mint, but less if used.
US Mail first class postage was .02 per ounce
current postage stamp rate is $0.42