First-Class Postage Single Piece Rate (Machinable)

First-Class Postage Single Piece Rate (Machinable)
Postal specifications:

minimum maximum thickness
Postcard
3-1/2" x 4-1/4"
4-1/4" x 6"
.007" to .016"
Letter
3-1/2"" x 5" 6-1/8" x 11-1/2"
.009" to .250"
Flats
5" x 6"
12" x 15"
.009" to .750"

100%
 
 
Price: $0.00
 
Quantity
Type of Mailing
Sortation
Weight over 1oz

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