TinyClimbs
Inside the Post Office Coloring Pages
Free printable from tinyclimbs.com
A US Mail truck driving on a highway towards a large United States Post Office Terminal Annex building.
Two mailhandlers unloading large mailbags from the back of a mail truck onto a flat wagon.
Postal workers sorting letters by shape and size along a long moving conveyor belt.
A postal worker operating a machine that marks letters with a postmark to cancel the postage stamps.
Clerks sitting at Letter Sorting Machines, reading ZIP codes and keying them into the system.
Workers removing sorted letters from the back of a Letter Sorting Machine containing hundreds of bins.
A postal worker operating an Optical Character Reader machine that electronically reads addresses and ZIP codes.
