Envelope Size Charts

Standard Envelope Sizes
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Envelope Size Charts

Tension produces custom envelopes based on your specific requirements, so to us there is no "standard size" envelope. The following charts represent typical sizes for common envelope size. However, we rely on your explicit instructions to deliver accurate, final specifications. Click below to jump to each section:

 


Business Envelopes for Direct and Transactional Mail

business envelope


Business envelopes are widely used for direct mail and transactional mail (e.g., monthly statements or bills). A #10 envelope is the popular business envelope size, and is used for both direct mail and transactional mail.

 

 

Read our blog "How Big is a Number 10 Envelope?" or learn more about #10 envelopes on our product page. See below for standard sizes of business envelopes*.

 

COMMON ENVELOPE NAME STANDARD SIZE MAXIMUM ENCLOSURE SIZE
6-1/4 envelope 3-1/2 x 6 inches 3-1/4 x 5-3/4 inches
6-3/4 envelope 3-5/8 x 6-1/2 inches 3-3/8 x 6-1/4 inches
7 envelope 3-3/4 x 6-3/4 inches 3-1/2 x 6-1/2 inches
8-5/8 envelope 3-5/8 x 8-5/8 inches 3-3/8 x 8-3/8 inches
envelope 3-7/8 x 8-7/8 inches 3-5/8 x 8-5/8 inches
10 envelope 4-1/8 x 9-1/2 inches 3-7/8 x 9-1/4 inches
11 envelope 4-1/2 x 10-3/8 inches 4-1/4 x 10-1/8 inches
12 envelope 4-3/4 x 11 inches 4-1/2 x 10-3/4 inches
14 envelope 5 x 11-1/2 inches 4-3 /4 x 11-1/4 inches

*Standard envelope sizes are listed for illustrative purposes. We rely on your explicit instructions to deliver accurate, final specifications.


Booklet Envelopes 

booklet envelopes

 

 

 

 

 

Booklets are open-side, double-side seam envelopes that come in many standard sizes*. Learn more about open-side envelopes, and the difference between an open-side and open-end envelope in our popular blog, "Envelope Basics: The Grand Opening."

COMMON ENVELOPE NAME STANDARD SIZE MAXIMUM ENCLOSURE SIZE
envelope 5-3/4 x 8-7/8 inches 5-1/2 x 8-5/8 inches
6-1/2 envelope 6 x 9 inches 5-3/4 x 8-3/4 inches
6-5/8 envelope 6 x 9-1/2 inches 5-3/4 x 9-1/4 inches
envelope 8-3/4 x 11-1/2 inches 8-1/2 x 11-1/4 inches
9-1/2 envelope 9 x 12 inches 8-3/4 x 11-3/4 inches
10 envelope 9-1/2 x 12-5/8 inches 9-1/4 x 12-3/8 inches

*Standard envelope sizes are listed for illustrative purposes. We rely on your explicit instructions to deliver accurate, final specifications.


Catalog Envelopes

catalog envelopes

 

 

 

 

 

 

Catalogs are open-and center-seam envelopes with the seal flap on the short dimension. They are often used for policy mailers and/or insurance information that is not meant to be folded. Below are three standard sizes* of catalog envelopes:

COMMON ENVELOPE NAME STANDARD SIZE MAXIMUM ENCLOSURE SIZE
6 x 9 envelope 6 x 9 inches 5-3/4 x 8-3/4 inches
9 x 12 envelope 9 x 12 inches 8-3/4 x 11-3/4 inches
10 x 13 envelope 10 x 13 inches 9-3/4 x 12-3/4 inches

*Standard envelope sizes are listed for illustrative purposes. We rely on your explicit instructions to deliver accurate, final specifications.