A UPS tracking number is usually 18 characters long. It starts with “1Z,” followed by the shipper's ID, a service code, and a unique package number. Here’s how it breaks down:

• 1Z: Prefix for UPS shipments
• Shipper number: 6 alphanumeric characters
• Service indicator: 2 digits showing the delivery type
• Package ID: 8 digits that identify the parcel

Example: 1Z12345E6205277936

You can locate your UPS tracking number in several places: On Your Receipt: If you shipped your item at a UPS store or through a UPS driver, the tracking number would be printed on your receipt. This is typically found towards the lower part of the receipt under the heading "Package Information." Online: If you created a shipment through the UPS website, the tracking number will be provided to you at the completion of the shipping process in the confirmation email. UPS Customer Center: If you are a registered member of the UPS Customer Center, you can check your shipping history, which incl

A UPS tracking number generally starts working within 24 hours of the shipment being logged by the carrier. This time frame allows the package to be picked up by the courier and then scanned into their system.