Proof of mailing

How to document your purchase of postal services

While Canada Post’s mailing options cannot prove that you mailed a specific letter or exact parcel contents, there are services that document your purchase of postage for a specific address on a specific day.

Letters

Canadian destinations

Buy Registered Mail™ service at a post office and you receive:

  • A mailing receipt with the date of your purchase.
  • A copy of the signature of the person who accepted the delivery.
  • Tracking and the date when the item was delivered.

U.S. destinations

Registered Mail to the U.S. is delivered via Xpresspost™ — USA. Buy it at a post office and you receive:

  • A mailing receipt with the date of your purchase.
  • The name of the person who accepted the delivery (signature image available upon request).
  • Tracking and delivery confirmation showing the date when the item was delivered.

International destinations

Buy Registered Mail — International service at a post office and you receive:

  • A mailing receipt with the date of your purchase.
  • An option to purchase an Advice of Receipt card that will be mailed back to you.

Parcels

Most of our parcel shipping options include tracking showing that you mailed a package to a specific address. These shipping services show when an item was entered in Canada Post’s system, its progress and its delivery date:

  • Priority
  • Xpresspost
  • Tracked Packet
  • Expedited Parcel
  • Xpresspost — USA
  • Expedited Parcel — USA
  • Xpresspost — International

Signature on delivery is included with some of these shipping choices, and you can buy it as an option for most other services. You can buy many of these shipping services as convenient, prepaid envelopes online or at a post office.