A6 Envelopes | Invitation Envelopes in Many Colors & Styles

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Shop A6 envelopes and get FREE shipping! These A6 envelopes are ideal for mailing invitations, announcements, greeting cards, and much more. A6 envelopes measure 4 3/4" x 6 1/2" so they can easily fit into A7, A8, A9, and A10 invitation envelopes. Perfect if you're looking for larger reply envelopes. Plus our Printed options let you customize your envelopes with return or mailing addresses for added convenience.  Simply select the printed options you need, and upload artwork. Place your order and you'll receive a PDF proof within 1 business day. A6 envelopes are available in a standard paperweight, or in heavier paper stock, to give your invitations a high-end look and high-quality feel.

Our A6 envelopes come in a wide selection of colors, including Astrobright, pastel, natural, kraft, and white. Several A6 envelopes also feature a foil lining available in red, silver, and gold. Perfect for wedding invitations or other special events. When selecting wedding invitations, common color choices include white or natural for a polished and classic appearance. For a high-end envelope option, Cougar envelopes feature a smooth and soft texture that gives your invitations a sleek and sophisticated look and feel. Available in traditional gummed flap or self seal, for added convenience. If you're mailing invitations to a party or special event, we recommend you choose from our Basis or Astrobright A6 envelopes.

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A6 Invitation Envelopes

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Printed A6 Invitation Envelopes

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All Invitation Envelopes

Looking for more Invitation Envelopes? We offer a wide variety of colors, sizes, and styles of invitation envelopes that would be great for any special event or occasion. Shop Invitation envelopes.

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All Colored Envelopes

Shop by Color. We offer envelopes in a wide selection of colored envelopes, including white, natural, kraft, pastel or bright colors, in a variety of sizes and styles. Shop Colored envelopes.

NEED HELP?

Not finding what you need? Have a question about a printed order? We would love to see if we can make your order - and life - a little bit easier.

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A6 Envelopes Size Guide

Not sure what size you need? Our guide can help you pick the right invitation envelope for you. As a general rule of thumb, you will want to select an envelope slightly larger than your insert, to make it easy to insert and remove your item. Depending on the thickness of your insert, you may need more or less room around the item.

  • A1 - 3 5/8 x 5 1/8 - Typically used for an RSVP envelope. Fits inside an A6, A7, or larger.
  • A2 - 4 3/8 x 5 3/4 - Typically used for an RSVP envelope. Fits neatly inside an A6, A7, or larger envelope.
  • A4 - 4 1/8 x 6 1/8 - Often used for 4x6 photos or invitations. Fits inside an A7, A8, A9 or A10 envelope.
  • A6 - 4 3/4 x 6 1/2 - Commonly used for invitations up to 4 1/2 x 6 1/4. Fits inside an A7, A8, A9 or A10.
  • A7 - 5 1/4 x 7 1/4 - Also known as a 5x7 envelope. Used for many standard cards and invitations.
  • A8 - 5 1/2 x 8 1/8 - Used as an outer envelope. Fits a card, invitation, or insert up to 5 1/4 x 8 inches.
  • A9 - 5 3/4 x 8 3/4 - Used as an outer envelope. Fits cards, invitations, or inserts up to 5 1/2 x 8 1/2.
  • A10 - 6 x 9 1/2 - Also known as a 6x9 envelope. Outer envelope which fits inserts up to 5 7/8 x 9 3/8.

Need Something Special?

If you need special envelopes, or a certain color, or paper, please Contact Us for more information. We have a variety of items available for special order, that are ready to ship in just a couple days.

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