LetterAgent
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Home > Guides > Mailing cremated ashes
Not through LetterAgent: we print and mail letters only, with no inserts of any kind, so ashes are out of scope for us. But yes, it can be done. Both USPS and Canada Post accept cremated remains, provided they are sealed in a sturdy inner container, packed inside a strong outer box, and sent as a tracked parcel. They can never go in a plain letter envelope.
USPS has a dedicated procedure for this. Cremated remains must travel as Priority Mail Express, the fastest domestic service, and the package must carry the special "Cremated Remains" label so handlers know what is inside. The inner container has to be strong and sift-proof, sealed so nothing can escape, and cushioned inside a rigid outer box. Regular first-class mail, media mail, and parcel select do not qualify. Confirm the current rules on usps.com or at the counter before you ship, because procedures do change.
Canada Post accepts cremated remains as a parcel rather than as lettermail. The same packaging logic applies: a sealed, durable inner container inside a protective outer box, sent with a tracked service so the package can be followed and a signature can be required on delivery. Ask at the post office about the current requirements for declared contents and packaging, since the details matter more here than for an ordinary parcel.
| Question | US | Canada |
|---|---|---|
| Allowed at all? | Yes, with the cremated-remains procedure | Yes, as a tracked parcel |
| Can it go in a letter envelope? | No | No |
| Labeling | Special "Cremated Remains" label required | Declared contents per current rules |
| Tracking | Required, via the express service | Strongly advised; use a tracked service |
| International | Allowed to many countries with customs declarations | Check the destination country's rules first |
Use a two-layer approach. The ashes go in a sealed inner container: a purpose-made cremation urn, a heavy sealed plastic bag inside a rigid box, or the container the funeral home provided. That inner container then sits inside a sturdy outer shipping box with cushioning on all sides so it cannot shift. Seal every seam with packing tape. The point is that even if the outer box is dropped, nothing sifts out and nothing crushes the inner container.
Sometimes, but this is where you must check twice. Some countries prohibit or restrict the import of human remains, and customs declarations for cremated remains must be exact. A funeral home or an international shipping specialist is worth consulting before you attempt it. Never assume the rules of one country apply in another.
Many families send the urn by parcel and a letter separately. That is the one part of this process LetterAgent can genuinely help with: a condolence letter, a note to family explaining the arrangements, or memorial service details, printed and mailed to a US or Canadian address. You describe it to your AI assistant, approve the exact quoted price, and it goes out as a proper letter in a double-window envelope.
Ready to mail it? Send your letter with LetterAgent: describe it to your AI assistant, approve the exact quoted price, and it is printed and mailed.
LetterAgent is a working name. Prices include print, postage, and our service fee. US prices in USD, Canadian prices in CAD (Canadian prices exclude applicable sales tax, added at checkout). Currently in private testing.
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