Mailing Services

Product Sizes
    Mailing Services
    Additional discounts may apply in the shopping cart.

    Download Start Files

    Overnight Prints has created "Start Files" in a variety of programs. Select a program and click "Download File".

    Review instructions, specifications, common mistakes and USPS Regulations.

    Safe Zone:

    Illustrates the cutting margin. We can potentially cut the product up to this point. Anything extending outside of this area risks being trimmed.

    Full Bleed:

    Size your image to the Bleed Size to ensure your background extends to the edge of the card.

    If you are designing a postcard or an envelope to be mailed through the United States Post Office then there are a few regulations you will need to follow to ensure that your product meets the guidelines required for mailing. See more details here.

    Color CMYK Recommended
    File Types TIF, PSD, PDF, PNG, JPG, EPS or AI (Ver. 9 or newer)
    Resolution 300 dpi

    FAQ

    1. What is a direct mail service?
    A direct mail service helps you send printed marketing materials directly to recipients. With Overnight Prints, you can design or upload your postcard, provide your mailing list, and have your postcards prepared and mailed for you.

    2. What postcard sizes are available for mailing?
    Available sizes include 4" × 6", 4.25" × 5.5", 5" × 7", 5.5" × 8.5", 6" × 9", and 6" × 11" jumbo mailers.

    3. Can I upload my own mailing list?
    Yes. You can upload your mailing list as a CSV file. You can also save mailing lists for future orders and update contact information when needed.

    4. Is postage included with the mailing service?
    Yes. Postage is included when you use Overnight Prints' mailing service.

    5. Can I use First Class Mail for my postcards?
    Yes. The 4" × 6" and 4.25" × 5.5" postcard sizes can be sent using First Class Mail. Other available sizes may have Standard and/or First Class mailing options depending on the format.

    6. Do I need to add mailing labels myself?
    No. When you use the mailing service, Overnight Prints handles the preparation and mailing of your postcards, so you do not need to spend time labeling each piece yourself.

    7. What file formats can I upload for my postcard design?
    Accepted artwork formats include TIF, PSD, PDF, PNG, JPG, EPS, and AI. For best printing results, artwork should be prepared at 300 dpi using CMYK color.

    8. How do I make sure my postcard design meets mailing requirements?
    Use the downloadable start file for your selected postcard size. The templates identify important areas such as the bleed, safe zone, and postal clear zones to help you prepare your artwork correctly before ordering.

    Beautiful bright and vibrant full-color postcards being delivered through a mail slot
    Direct Mail Made Easy

    Getting your direct mail campaign ready takes just three steps:

    1. Design your postcard: Create your design or upload your print-ready artwork.
    2. Submit your mailing list: Upload a CSV file or use a previously saved mailing list.
    3. Let us mail it: We'll prepare and send your postcards to the recipients on your list.

    Direct Mail Services

    Reach customers without spending hours preparing your mail campaign. Overnight Prints combines postcard printing and mailing services in one simple process. Create or upload your design, submit your mailing list, and we'll prepare and mail your postcards for you.

    Postcard Printing and Mailing in One Place

    Our direct mail service makes it easier to take your postcard campaign from design to delivery. Choose your custom postcards, printing options, material, and finish, then add mailing services to your order. We'll handle the mailing so you can focus on your campaign.

    Direct Mail Postcard Sizes

    Choose from multiple postcard and mailer sizes depending on how much space your message needs. Available sizes include 4" × 6", 4.25" × 5.5", 5" × 7", 5.5" × 8.5", 6" × 9", and 6" × 11". For campaigns that need more room to stand out, explore our 6" × 11" jumbo mailers.

    Customize Your Direct Mail Postcards

    Print your postcards single- or double-sided and choose between 15pt Premium cardstock, ideal for photography and images, or 110# Premium Uncoated stock, suited for vector artwork and illustrations. Available finishing options include Satin Matte, Full Gloss, and Spot UV coating. White envelopes can also be added to eligible orders.

    How Our Mailing Service Works

    Getting your direct mail campaign ready takes just three steps:

    1. Design your postcard: Create your design or upload your print-ready artwork.
    2. Submit your mailing list: Upload a CSV file or use a previously saved mailing list.
    3. Let us mail it: We'll prepare and send your postcards to the recipients on your list.

    Mailing Lists Made Easier

    Upload your customer mailing list as a CSV file or use a list you've previously saved. Saved lists can be updated by adding, editing, or removing contact information before starting your next campaign, making repeat direct mail campaigns easier to manage.

    Direct Mail for Business Marketing

    Postcard mailing can help businesses put promotions, announcements, events, and other marketing messages directly into customers' hands. Not sure what message to send? Explore these postcard advertising ideas for local businesses for campaign inspiration.

    Prepare Your Artwork for Mailing

    For best printing results, prepare artwork at 300 dpi and use CMYK color. Accepted file formats include TIF, PSD, PDF, PNG, JPG, EPS, and AI. Use the downloadable start files to check bleed, safe zones, and postal clear zones before submitting your design.