As of August 3, 2010, the rate to mail a square envelope in the United States, domestic first class mail, was 64 cents.
Yes it does. It is .20 cents more for a square envelope. You can look it up on usps.com. Right now it's .65 cents to mail a square envelope.
An envelope with a height exceeding 6 and one-eighths inches, and any square envelope, is non-machinable. Therefore, the rate for first class US domestic postage is $.64.
"No, the cost of mailing a letter doesn't depend on the shape of the envelope but how much weight is actually inside the envelope. It's based on the weight."
how much postage does it take to mail a W2 envelope
The cost to mail a manila envelope will depend on the size of the envelope and the weight of the envelope. The average cost to mail a manila envelope that is 8"X11" is about $2 if the contents weigh less than one pound.
It currently costs 44 cent to mail a regular envelope, which is the price for a stamp.
The cost to mail a 5.75 x 8.75 envelope will depend on the weight of the envelope. As of May 2014, the cost to mail a standard letter is 49 cents.
$0.61
8x11
4.2 oz
5.25 X 5.25 envelope
, Could you please tell me how much postage I would need to mail a large envelope weighing 4.3 OZ to the UK?