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It is a unique ID number or code assigned to a package or parcel. The tracking number is typically printed on the shipping label as a bar code that can be scanned by anyone with a bar code reader or smartphone. In the United States, some of the carriers using tracking numbers include UPS, [1] FedEx, [2] and the United States Postal Service. [3]
Tracking packages with stationary bar code reader in a warehouse sorting operation. Package tracking or package logging is the process of localizing shipping containers, mail and parcel post at different points of time during sorting, warehousing, and package delivery to verify their provenance and to predict and aid delivery.
The Postmaster General has stated that the system is primarily used for mail sorting, [2] though it also enables the USPS to retroactively track mail correspondence at the request of law enforcement. [2] It was created in the aftermath of the 2001 anthrax attacks that killed five people, including two postal workers.
When combined with the ZIP + 4 code, the delivery point provides a unique identifier for every deliverable address served by the USPS. [1] The delivery point digits are almost never printed on mail in human-readable form; instead they are encoded in the POSTNET delivery point barcode (DPBC) or as part of the newer Intelligent Mail Barcode (IMb ...
An Intelligent Mail barcode has also been referred to as a One Code Solution and a 4-State Customer Barcode, abbreviated 4CB, 4-CB or USPS4CB. The complete specification can be found in USPS Document USPS-B-3200. [2] It effectively incorporates the routing ZIP Code and tracking information included in previously used postal barcode standards.
Some mailpieces (e.g., catalogues, magazines, larger envelopes) are not imaged by USPS automated equipment and do not appear in Informed Delivery notifications. Users can also receive USPS Tracking updates for incoming packages, provide delivery instructions, manage notifications, and schedule redelivery directly from Informed Delivery.
RFID is synonymous with track-and-trace solutions, and has a critical role to play in supply chains. RFID is a code-carrying technology, and can be used in place of a barcode to enable non-line of sight-reading. Deployment of RFID was earlier inhibited by cost limitations but the usage is now increasing.
This prompted Colorado to create a simple version of a ballot tracking service which allowed voters to look up their ballot and see if their local county election official had received it. [ 9 ] They entered into a partnership with i3Logix, [ 10 ] along with the USPS to create a system named i3Ballot, which was renamed to the more friendly ...