• Production Services

  • Envelope Sizes

    Envelopes come in a variety of sizes and colors. Select from the following options:

    Standard Business

    Widely used for business and personal correspondence.

    No.

    Size

    6 1/4

    3 1/2 x 6

    6 3/4

    3 5/8 x 6 1/2

    7

    3 3/4 x 6 3/4

    7 3/4 (Monarch)

    3 7/8 x 7 1/2

    Check

    3 5/8 x 8 5/8

    9

    3 7/8 x 8 7/8

    10

    4 1/8 x 9 1/2

    11

    4 1/2 x 10 3/8

    12

    4 3/4 x 11

    14

    5 x 11 1/2

     

    Booklet

    For use with booklets, folders, and other types of direct mail.

    No.

    Size

    3

    4 3/4 x 6 1/2

    4 1/2

    5 1/2 x 7 1/2

    5

    5 1/2 x 8 1/2

    6

    5 3/4 x 8 7/8

    6 1/2

    6 x 9

    6 3/4

    6 1/2 x 9 1/2

    7 1/4

    7 x 10

    7 1/2

    7 1/2 x 10 1/2

    9

    8 3/4 x 11 1/2

    9 1/2

    9 x 12

    10

    9 1/2 x 12 5/8

    13

    10 x 13

     

    Catalog

    Open-end style. Wide seams with heavy gummed flaps provide good protection for mail handling of catalogs, magazines, reports, etc.

    No.

    Size

    1

    6 x 9

    1 3/4

    6 1/2 x 9 1/2

    3

    7 x 10

    6

    7 1/2 x 10 1/2

    9 3/4

    8 3/4 x 11 1/4

    10 1/2

    9 x 12

    12 1/2

    9 1/2 x 12 1/2

    13 1/2

    10 x 13

    14 1/2

    11 1/2 x 14 1/2

    15 1/2

    12 x 15 1/2

     

    Announcements

    No.

    Size

    A-2

    4 3/8 x 5 5/8

    A-6

    4 3/4 x 6 1/2

    A-7

    5 1/4 x 7 1/4

    A-8

    5 1/2 x 8 1/8

    A-10

    6 1/4 x 9 5/8

    Slimline

    3 7/8 x 8 7/8

     

    Baronial

    Formal envelopes with deep pointed flap. Widely used for invitations, announcements, and greeting and social cards.

    No.

    Size

    4

    3 5/8 x 4 5/8

    5

    4 1/8 x 5 1/8

    5 1/2

    4 3/8 x 5 3/4

    6

    4 3/4 x 6 1/2

    Single Window Envelopes
    Nearly each envelope type and size may have a window. The most common (and recommended by USPS) window size is 1 1/8 x 4 1/2, and the position 7/8 in from left and 1/2 (often 5/8) in from bottom.

     

    Double Window Envelopes

    Such envelopes are often used for checks and invoices. The three most popular envelope sizes with double windows are #10. #9 and check.

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