At the bottom of the peel-off portion of your USPS Tracking label. Your USPS tracking number looks like 9400 1000 0000 0000 0000 00 (sample). The tracking number changes based on your selected ...

The tracking number may come from the USPS, UPS, or another carrier; how scammers access the numbers is unclear, but that's a problem for the carriers to address.

The tracking number may come from the USPS, UPS, or another carrier; how scammers access the numbers is unclear, but that's a problem for the carriers to address.

The tracking number may come from the USPS, UPS, or another carrier; how scammers access the numbers is unclear, but that's a problem for the carriers to address.