Structure
Intelligent Mail ids capable to track 20 numeric digits along with delivery point zip code (0-11 length). The structure is initial defined by tracking code which is then divided into barcode identifier (2 digits), service type identifier (3 digits), mailer identifier (6 or 9 digits based on serial number), and serial number (6 or 9 digit Mailer ID).Routing number is assigned by mailer for mail segment touting and mailer can set routing to 5, 9, 11 digits or empty.
Application
Used for tracking letters, and easily sort individual mails. |