Claremont McKenna College

First ounce
$0.42

Each additional ounce
$0.28

Weight not over (ounces)

Rate (currency)

Nonmachinable Surcharge: An additional $0.12 is required for items weighing 1 ounce or less with any of the following criteria:

a. Square letters.
b. The height exceeds 6-1/8 inches, or length exceeds 11-1/2 inches, or thickness exceeds 1/4 inch.
c. The length divided by height is less than 1.3 or more than 2.5 (length is the dimension parallel to the address).
d. It has clasps, strings, buttons, or similar closure devices.
e. It is too rigid or contains items such as pens that cause the thickness of the mail piece to be uneven.
f. It has an address parallel to the shorter dimension of the mail piece.

1

0.42

2

0.65

3

0.88

4

1.11

5

1.33

6

1.57

7

1.80

Over 13 ounces (see Priority Mail).

Postcard (commercially sold)

$0.26

Stamped card (sold by USPS)

$0.29