I am assuming you are talking about a US stamp and want to use it for US postage.
You can, if i it s uncanceled. Of course, it only pays for 27 cents in postage, so you would have to add enough other stamps to pay the required postage for whatever you are mailing. The post card rate is now 28 cents, so you would have to add a 1-cent stamp if you want to use it on a post card.
In the US a five cent stamp can be used toward making up the postage rate necessary.
You can purchase 1 cent or 2 cent stamps.
The H stamp is worth 33 cents. Yes, you can add a 1 cent stamp to cover 34 cents worth of postage.
Looks like a one cent stamp, says one cent on it and yes you can still use them
Yes. that is their purpose, to still be valid.
Yes there is. The 'G' Stamp was a 32 cent stamp and was issued because of the rate change from 29 cents to 32 cents in 1994. The make up 'G' stamp (3 cents) was for people who had left over 29 cent stamps to use both stamps on a envelope, 29 cent plus 3 cent (make up 'G' stamp) to equal the new rate of 32 cents.
The cost is 98 cents. You could use two 44 cent stamps plus a 10 cent stamp. You can buy a 10 cents or a 98 cent stamp at the post office. If all you have is 44 cent stamps, you would have to use three.
There were 17 different 1983 Australian 27 cent stamps issued. Depending on the variety - Mint UnHinged = $0.30 to $0.80 AUD Fine Used = $0.20 to $0.80 AUD
it can weigh up to one ounce using one stamp
The value of the Alaska 3 cent stamp is $0.03.
what is the value of a 2 cent igor stavinsky stamp
41 cents is 1 cent short of the required 42 cents. What happens depends on your luck. It may go through with no problem. It may be sent back to you canceled - you would need another 42 cent stamp to mail it -- or if it is caught near where it is to be delivered they will try to collect 1 cent from the receiver.