Yes, you do need a stamp wherever you post anything.
yes, you pretty much ALWAYS need a stamp to send a letter in the mail. :)
The reason you need a stamp to mail a letter is because the stamp is the proof that you paid for your letter to be delivered. Instead of paying the mailman directly, and waiting for him to come to your house so you can pay the mailman to deliver your mail, the stamp proves that you paid for the delivery of the mail.
an address, a postage stamp and a letter to stick it to.
No of course not! you'd need an airmail stamp.
You would only need one stamp to mail your letter
6
The stamp has to be accepted where you mail the letter. If you are mailing in Canada, you need a Canadian stamp. If you are in the US mailing to Canada, you can use a US stamp.
USPO stamp rates are higher in 2014. To mail a letter to Arizona from Michigan costs one 48 cent stamp.
One stamp.
you only need one stamp
You only need one stamp to mail a letter to the White House.
One ounce letter, one stamp.