Standard Postcard Sizes

Get important messages delivered right to your target market’s doorstep with postcards. This versatile and economical promotional must-have is perfect for professional or personal purposes. You can use them for street marketing, mail campaigns, direct-mails, coupons, and more.

4” x 6” – The small size lets your message be read in an easy and straightforward manner. It also qualifies as USPS First-Class mail.

5” x 7” – The wider size means you can add more graphics and text - making it perfect for promoting a new business or product.

5.5" x 8.5" – Use this size for announcing a sale or special deal. The added space allows for more image-heavy design.

6” x 9” – The largest and most popular postcard size is great when you need to communicate your message graphically and in a straightforward manner.



What Postcard Sizes Can I Mail?

All our standard postcard sizes can be mailed, with different USPS rates for each size:

• 4” x 6” sizes are eligible to mail with USPS’s First Class Postcard Rate.
• 5” x 7” to 6” x 11” postcards qualify for USPS’s Standard Letter Rate or First Class Letter Rate.  

The following sizes are approved for Every Door Direct Mail® (EEDM®): 8.5” x 7,” 6.25” x 9,” 4.25” x 11,” 6.25” x 11,” 8.5” x 11,”  and 6” x 12”.

With so many postcard options available, it’s important to know which size and material will work best for your needs. Choose our popular 14 pt. cardstock in glossy, matte, or uncoated finish. For a durable and thicker material, pick the 16 pt. cardstock that is less prone to bending or folding. We also have a recycled 13 pt. matte stock for our eco-conscious customers.