What is USPS Tracking Number | Format, Example, Not Found, Lost

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USPS Tracking number/ article number is a unique number which is assigned to each item which is shipped through USPS. A tracking number allows users to track their packages or check the delivery status of their package. USPS offers a very useful service called “USPS Tracking”, this service let people know the delivery status. A tracking number is required to use this service. Without a tracking number, you can’t track your package.

People have various queries related to tracking number such as what is the format of USPS tracking number, where to find tracking number, what to do if a tracking number is lost, USPS tracking number not working and many more. You will get answers to all such queries here.

USPS Tracking Number Format/ Example

This is how USPS tracking number looks like:

Service Sample Tracking Number
USPS Tracking 9400 1000 0000 0000 0000 00
Priority Mail 9205 5000 0000 0000 0000 00
Certified Mail 9407 3000 0000 0000 0000 00
Collect On Delivery Hold For Pickup 9303 3000 0000 0000 0000 00
Priority Mail Express International EC 000 000 000 US
Priority Mail Express 9270 1000 0000 0000 0000 00
EA 000 000 000 US
Global Express Guaranteed 82 000 000 00
Priority Mail International CP 000 000 000 US
Registered Mail 9208 8000 0000 0000 0000 00
Signature Confirmation 9202 1000 0000 0000 0000 00


Where is the tracking number on USPS Receipt

You can find the tracking number on the USPS receipt below Label #.

The number directly below theLabel # is the tracking number for the package. This number will let let you track your package.


USPS Tracking Number, USPS Tracking Number Format

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USPS Tracking Number Not Found

If you can’t find the tracking number, then make sure to check the following places. Find USPS tracking number at these place;

  • Check the Post Office shipping receipt.
  • If you bought insurance to the post office then check the sales receipt for tracking number.
  • If you’ve shipped online, then there will be an Email from USPS, check the Email.
  • Check shipping confirmation email sent by an online retailer.
  • Check the bottom peel-off portion of a tracking label.
  • Check the back of the orange slip you received in case missed a USPS delivery.

USPS Lost Tracking Number

Post Office does not keep any record of tracking number & ID. If you’ve lost your tracking number then try to find the tracking number at the places mentioned above. Read here to know how to track package without tracking number


USPS Tracking Number Not Working

In such a situation, you need to first make sure that you’re using a correct tracking number. Double check the tracking number first and then track your package.

If there are no tracking updates then it could possibly mean barcode was damaged and can’t be read anymore. Your package still gets delivered.

Hopefully this information us useful for you. If you have any other query or question related to USPS Tracking Number then do let us know through the comment section. We will revert back at the earliest. Keep on checking this site for more useful information related to United States Postal Service (USPS).

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