How much does it cost to mail a large yellow envelope? The cost of an envelope is determined by its weight, with prices beginning at $1. increased reasing by $0. Each additional ounce will cost an ...

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 ...

MAKING YET another bid to be in the competition with the private couriers, the Postal Department has come up with an international standard size envelope after 36 years. The international size aims at ...