52,600 pkgs
Matrix Regional Sorter
The largest piece of automated processing equipment, the Matrix Regional Sorter, can sort up to 52,600 packages an hour.
Fact source: Network Operations
Mail delivery systems
Systems
at work
The daily operations performed by the Postal Service depend on an astonishing network of people and technologies that collect, transport, process and deliver the nation’s mail.
Tray sorting machines
10 million
mail trays
Tray sorting machines sort more than 10 million trays per day through conveyor systems.
Pieces of automation processing equipment
8,300 pieces
of processing equipment
The Postal Service operates more than 8,300 pieces of automated equipment that process and sort nearly half the world’s mail.
AFCS postmarking
36,000
stamps postmarked per hour
The Advanced Facer Canceller System positions letter mail and postmarks stamps at a rate of 36,000 pieces per hour.
Miles of conveyors
200
miles of conveyors
The Postal Service has one of the largest material-handling systems in the world for moving mail. There are more than 200 miles of conveyors within postal facilities.
Optical character recognition
Optical
character recognition
The Postal Service is the world leader in optical character recognition technology, with machines reading nearly 98 percent of all hand-addressed letters and 99.5 percent of machine-printed mail.
Intelligent Mail barcode
TRACKING
Intelligent Mail
A unique Intelligent Mail barcode identifies individual pieces of mail, trays, sacks and containers to track them through the postal processing system from induction to delivery.
Robotics systems
110
robotics systems
The Postal Service has the largest gantry robotic fleet in the world with 110 robotics systems moving 128,500 mail trays per day in fiscal year 2025.
