Us postal certified mail tracking number

The tracking number for USPS Certified Mail is a unique 22-digit number that starts with "9400" and is printed on the certified mail label. This number is used to track the status of the mail piece and verify its delivery.

Here's an example of a USPS Certified Mail tracking number:

9400 1234 5678 9012

You can use this tracking number to track the status of your certified mail piece on the USPS website or through the USPS Mobile App. Here's how:

  1. Visit the USPS website at usps.com and click on "Track & Confirm" at the top of the page.
  2. Enter the tracking number in the "Track a Package" box and click "Track".
  3. You will be taken to a page that displays the current status of your certified mail piece, including the date and time it was sent, the date and time it was delivered, and any updates on its status.

You can also use the USPS Mobile App to track your certified mail piece. Here's how:

  1. Download and install the USPS Mobile App from the App Store or Google Play.
  2. Open the app and tap on "Track" at the bottom of the screen.
  3. Enter the tracking number in the "Track a Package" box and tap "Track".
  4. You will be taken to a page that displays the current status of your certified mail piece, including the date and time it was sent, the date and time it was delivered, and any updates on its status.

Note that the tracking number is only valid for 30 days after the mail piece is sent. After 30 days, the tracking number will no longer be valid and you will not be able to track the status of the mail piece.