The postage rate on a manila envelope is $1 of the same size as the one for 9" by 12" envelopes and legal size envelopes. 00 for the first ounce, and $0.50 for each additional ounce. Each additional ...

How much does it cost to mail a 9x12 envelope that weighs 2 ounces? You will be charged $0.01 for each additional ounce. So, for a weight of 1 to 2 ounces, ... The postage rate on a manila envelope is ...

Please note: Letter rates are only for normal business envelopes (sizes #6 or #10), which are no larger than 6-1/8" in height and 11.5" in length. Standard manila envelopes are considered large ...