First-Class single piece mail volume

USPS
11.8 billion

First-Class single piece

In 2023, the Postal Service recorded 11.8 billion in First-Class single piece mail volume. First-Class single piece mail is mail bearing postage stamps — bill payments, personal correspondence, cards and letters, etc.

* | Tags: Size & scope Yearly facts USPS Fact #234 | April 23, 2024