Paper Requirements for Postcards

This chart shows typical thickness of commonly available papers representing various grades used in postcards.

These measurements are typical of actual swatch samples provided by the manufacturers. There are variations between brands, finishes and even from lot to lot so current dimensions should always be checked when planning postcard specifications.

Machinable Mail Requirements

Size Range	Postcard Rate	First Class Letter Rate
	3.5" x 5" to 4.25" x 6"	Over 4.25" x 6"
Thickness Specifications:	.007" to .016"	.009" to .016"
Uncoated Cover, Smooth
65#	.0085
80#	.0105	.0105
Uncoated Cover, Vellum	.095	.095
65#	.0125	.0125
80#
Hi Bulk Reply Card
75#	.007
Vellum Bristol Cover
67#	.008
Index
90#	.0075
110#		.009
Gloss Cover
80#	.007
100#		.009
Coated One Side Cover
8 pt	.008
10 pt		.010

For more detailed specifications, contact your US Post Office, or visit them on line at www.usps.com.