Online Tracking Number

USPS Tracking

USPS Tracking
USPS provides only one option to track shipments online. Customer just requires entering only 10 numbers separated by comas.
What does USPS Tracking™ show?
Enter label number to see the status of item. If shipped with Priority Mail Express™, client’ll get point-by-point tracking details. If client used another service—USPS Tracking™, Certified Mail™, Registered Mail™ —customer’ll see when it went out for delivery.

 Which services and label number formats are compatible?

Enter label numbers, spaces optional, for items using these services:

Service

Sample Number

Certified Mail®

7000 0000 0000 0000 0000
9407 1000 0000 0000 0000 00

Collect on Delivery

M000 0000 00
9303 3000 0000 0000 0000 00

Global Express Guaranteed®

82 000 000 00

Priority Mail Express International™

EC 000 000 000 US

Priority Mail Express™

EA 000 000 000 US
9270 1000 0000 0000 0000 00

Priority Mail International®

CP 000 000 000 US

Priority Mail®

1400 0000 0000 0000 0000
9205 5000 0000 0000 0000 00

Registered Mail™

RA 000 000 000 US
9208 8000 0000 0000 0000 00

Signature Confirmation™

2300 0000 0000 0000 0000
9202 1000 0000 0000 0000 00

USPS Tracking™

0300 0000 0000 0000 0000
9400 1000 0000 0000 0000 00

Reference: https://tools.usps.com/go/TrackConfirmAction!input.action