By the Numbers Year Americans could start sending large parcels in the mail 1913 Total USPS mail volume in 2022 127.3 billion Hours it took to deliver mail between Philadelphia and New York City by 1774 33 Cost (in cents) of a standard postage stamp 68 DI

On January 1, 1913, the United States introduced Parcel Post, a service allowing people to send packages through the mail more conveniently and at a…