The U.S. Postal Service has a long and storied history of moving mail on rail dating from the beginning of the railroad industry in the early 1800s. Mail was sorted on trains and Post Offices and processing facilities were located near rail stations. Many innovations and changes to rail, including the very development of modern freight rail service, were closely tied to the movement of mail. Today, however, the Postal Service meets its surface transportation needs almost entirely by using trucks owned by highway contractors.
It has been a dozen years since the U.S. Postal Service introduced the Intelligent Mail barcode (IMb) to sort and track individual letters, cards, and flats. In many ways, the IMb has lived up to its early promise of many tools in a single barcode.
A series of 65 vertical bars carrying 31...Read More