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Mailing Labels

4.8 rating based on (9,333 reviews)
Ensure your items are easy to deliver with high-quality, printable mailing labels.
Choose the right size printable labels for your postcards, envelopes, letters, and packages.
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Popular Mailing Label Sizes on 8.5" x 11" Sheets

Shop our most popular mailing label sizes on 8.5" x 11" sheets.

Envelope Labels

Maximize space and efficiency with these various mailing label sizes.

Package Labels

Find box, shipping, and packaging labels for any size order.

Full Sheet Mailing Labels

Try our full sheet mailing labels with a variety of back slit configurations.

Thermal Roll Mailing Labels

Send your shipments out fast with blank mailing labels on rolls.

Can't find what you're looking for? Browse all of our standard sizes.

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Photo Credit: Wendy Tienken

How to Print Mailing Labels

Take the hassle out of addressing your mail with the mail merge tool in Maestro Label Designer, our exclusive online label design software.

  1. Launch Maestro Label Designer, then create an account and sign in (It’s free with every purchase from OnlineLabels.com).
  2. Click "Create a New Label." (You can also browse our pre-designed templates.)
  3. Type your product number into the search bar, select your template, and choose "Standard Design Mode."
  4. Hover over "Tools" in the blue navigation bar and select "Mail Merge," then hit "Start Mail Merge."
  5. Upload your names and addresses and arrange them on your label.
  6. Design and print your customized mailing labels!


Read the expanded tutorial and discover more mail merge tips in our Mail Merge Guide.