Tracking Number Format Checker
Paste any tracking number to instantly identify the carrier and format.
Tracking Number Format Reference
| Carrier | Format / Pattern | Length |
|---|---|---|
| USPS Priority/First Class | Starts with 94, 93, 92, 91, 70, 71, 73, 77 | 20-22 digits |
| USPS International | 2 letters + 9 digits + 2 letters (e.g. EE000000000US) | 13 chars |
| UPS | Starts with 1Z + letters/numbers | 18 chars |
| FedEx Express | 12 digits (e.g. 7946 4482 3741) | 12 digits |
| FedEx Ground | 15 digits or 20 digits | 15-20 digits |
| DHL Express | 10 digits | 10 digits |
| DHL eCommerce | JD + 18 digits | 20 chars |
| Amazon AMZL | TBA + 12 digits | 15 chars |
| OnTrac | C followed by digits | 8-14 chars |