How much is the stamp to mail a letter?

Answer 1

** There were New Rates in January, 2013 ***

First Class Letters (up to 6.125 x 11.5 x .25 inches)

US domestic letter postage is 46 cents for the first ounce, and 20 cents for each additional ounce, to a maximum of 3.5 ounces

First Class Large Envelopes (up to 12 x 15 x .75 inches)

US domestic postage is 92 cents for the first ounce and 20 cents for each additional ounce, to a maximum of 13 ounces.

First Class Packages (larger or bulky size)

US domestic postage is $2.07 for the first 3 ounces and increased by 17 to 20 cents for each additional ounce, to a maximum of 13 ounces.

Priority Mail and Express Mail (packages)

$5.60 and higher for letter envelopes, $5.75 and higher for larger envelopes.

There are a variety of sizes of Flat Rate boxes, and slightly higher or lower rates for mailing parcels not in a standard package.

Postcards

Flat cards up to 4.25" by 6" and less than one ounce: 33 cents

Larger or thick cards at letter rate above.