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How to mail a donation to Operation Smile

To mail a donation to Operation Smile, send your check — payable to Operation Smile — to Operation Smile, PO Box 758588, Topeka KS 66675. Operation Smile is an international medical charity that provides free surgery to children and young adults born with cleft lip, cleft palate, and other facial conditions. Mailed gifts go to its donor-processing PO box. Enclose your name and return address so they can mail your receipt.

Mail a donation — Operation Smile

Operation Smile
PO Box 758588
Topeka KS  66675

Send your check — made payable to Operation Smile — to this address, with your name and return address enclosed. Use the "Send a letter" button to mail an accompanying note, a memorial tribute, or any message to Operation Smile; the check itself you enclose and post yourself.

Verified September 2026operationsmile.org

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Write to Operation Smile

$5 flat · postage included · no account needed

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Your name
Your return address

Operation SmilePO Box 758588Topeka, KS 66675

Your letter, printed and mailed for you.

Key facts

  • Mail your check to: Operation Smile, PO Box 758588, Topeka KS 66675.
  • Make the check payable to Operation Smile — never send cash by mail.
  • Include your name and return address — the charity mails a written acknowledgment you keep for a tax deduction.
  • Operation Smile is a medical charity for cleft conditions.
  • PostPal can't mail a check, but it prints and mails a letter to Operation Smile — a covering note or a memorial tribute — for you.

How to send your letter

  1. 1

    Write your check and a short note

    Make the check payable to Operation Smile. If Operation Smile sent you a donation form or reply slip, fill it in; otherwise include a note with your name, return address, and how you'd like the gift used (general, or a specific fund or tribute).

  2. 2

    Address the envelope

    First line: Operation Smile. Then, exactly as shown: PO Box 758588, Topeka KS 66675. Copy it exactly — a wrong postal code can delay your gift and your receipt.

  3. 3

    Add your return address for the receipt

    Operation Smile is a tax-exempt charity, so keep your own record and include your name and return address to receive a written acknowledgment of your gift for tax purposes.

  4. 4

    Mail a letter to Operation Smile without a post-office trip

    Posting a physical check? Send it yourself so the payment reaches Operation Smile. For a covering note, a memorial dedication, or any letter to the charity, write or upload it to PostPal — we print it, add your return address, and mail it for you, no printer or stamps needed.

Common questions

What is the mailing address to donate to Operation Smile?

Operation Smile, PO Box 758588, Topeka KS 66675. Make your check payable to Operation Smile and enclose your name and return address so Operation Smile can send your receipt. Operation Smile is an international medical charity that provides free surgery to children and young adults born with cleft lip, cleft palate, and other facial conditions. Mailed gifts go to its donor-processing PO box.

Who do I make the check payable to for Operation Smile?

Make it payable to Operation Smile. Never send cash by mail — a check or money order is traceable and can be receipted, while cash can go missing and leaves you no record for tax purposes.

Will I get a receipt for a donation mailed to Operation Smile?

Operation Smile is a tax-exempt charity, so keep your own record and include your name and return address to receive a written acknowledgment of your gift for tax purposes.

Can PostPal mail my check to Operation Smile?

PostPal prints and mails letters, not payments, so post a physical check yourself. What PostPal is great for is the letter that goes with a gift — a covering note, a message honouring someone, or any letter to Operation Smile — printed and mailed for you with no printer or post-office trip.

Sources

Addresses verified September 2026 against official sources. Always confirm on the official site before time-sensitive filings.

See all charity donation addresses →

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