XXXXXX - a unique 6-digit customer number assigned by UPS Mail Innovations This indicator is made up of the following three components: Mail Innovations Compliant Package ID: a barcode-type identifier assigned by the shipper to each mail piece, using the structure below: Sequence Number (MMS/MMI Number): an 18-digit number assigned internally by UPS Mail Innovations or UPS Worldship Postal Service when Delivery Confirmation is requested

United States Postal Service Delivery Confirmation Number: a 22-34 numerical identifier assigned by the U.S. UPS Mail Innovations tracking numbers appear in the following formats: UPS Mail Innovations tracking numbers differ from a small package reference number in length and terminology. You can track your UPS Mail Innovations piece on both ups.com and. UPS Service Notice: A notice given on first delivery attempt in select countries UPS Delivery Notice: A bar-coded notice, which includes a 12-digit reference number, given on first delivery attempt in select countries PRO Number: Used for surface freight movement House Bill of Lading: Used for ocean freight movement House Air Waybill: Used for air freight movement

UPS will also track the following types of tracking numbers, which contain from seven to 20 characters:ĭelivery Order/Sub-PRO Number: Less-Than-Truckload (LTL)/and Truckload (TL) child shipment tracking numbers UPS tracking numbers appear in the following formats:

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