The cost for postage on the 9x11-inch envelope will vary depending on the weight. As of May 2014, the standard cost of a stamp is 49 cents in the United States.
The postage for a 6 x 9 envelope would depend on the weight of it.
The postage for a 6 x 9 envelope would depend on the weight of it.
As of August 2012, first class US postage for a 6x9 3.5oz domestic letter is $1.05.
1.22
6.3oz
One first class stamp (depending on weight of course).
1.35
Two stamps
A 6 x 9 envelope for a 1099 will cost you approximately $1.40. The exact amount will depend upon the weight of the package.
How much does it cost to send a padded envelope to canada weighing 9 ounces
Over 9000.
It will depend on the weight. It will require at least two because it is oversized.