Ruthann Welling

Ruthann Welling

Published: 20 Sep 2023


The United States Postal Service (USPS) is an iconic organization that plays a crucial role in connecting people across the country. With a history dating back to 1775, USPS is not only the oldest but also one of the largest postal services in the United States. Its operations are extensive, handling billions of pieces of mail every year and providing a range of postal services to individuals and businesses alike.

In this article, we will explore 15 fascinating facts about USPS that highlight its significance and impact. From its historical milestones to its innovative services and impressive logistics, USPS has a lot to offer. Whether you’re a history buff, a curious individual, or simply interested in learning more about this well-known organization, these facts will provide a deeper insight into USPS and its role in shaping the American postal system.

Table of Contents

The USPS was established on July 26, 1775.

Did you know that the United States Postal Service (USPS) has a long and rich history? It was actually established even before the United States became an independent nation, making it one of the oldest organizations in the country. The USPS has played a vital role in connecting people and facilitating communication for over two centuries.

The USPS delivers mail to over 157 million addresses.

The scale of operations of the USPS is truly remarkable. With a vast network and infrastructure, it is responsible for delivering mail and packages to more than 157 million residential addresses, businesses, and P.O. boxes across the United States. This extensive reach enables the USPS to provide reliable and efficient postal services to millions of Americans every day.

The USPS is the largest civilian employer in the United States.

With such a significant operation, it is no surprise that the USPS is also a major employer. In fact, it is the largest civilian employer in the country, employing over 600,000 workers. These dedicated employees work in various roles, including mail carriers, clerks, supervisors, and administrative staff, ensuring the smooth functioning of the postal system.

The USPS operates more than 31,000 postal facilities.

To support its vast network and handle the volume of mail, the USPS operates over 31,000 post offices and facilities throughout the United States. These locations serve as essential hubs for processing and distributing mail. From small local post offices to larger regional sorting centers, the USPS infrastructure is designed to efficiently handle the ever-growing demand for postal services.

The USPS processes approximately 471 million mail pieces every day.

Have you ever wondered how much mail the USPS handles on a daily basis? The answer might surprise you. The USPS processes an incredible volume of mail, with an average of approximately 471 million mail pieces processed each day. This includes letters, postcards, packages, and other types of mail, showcasing the immense scale of its operations.

The USPS offers various shipping and mailing services.

In addition to delivering regular mail, the USPS offers a wide range of shipping and mailing services to meet the diverse needs of its customers. From affordable First-Class Mail options to expedited Priority Mail and express overnight services, USPS provides convenient and reliable solutions for sending packages and documents across the nation and even internationally.

The USPS introduced the ZIP code system in 1963.

The introduction of ZIP codes revolutionized mail delivery in the United States. In 1963, the USPS implemented the ZIP code system, which stands for Zone Improvement Plan. This system helps streamline the sorting and processing of mail by organizing addresses into numerical codes that correspond to specific geographic regions, making deliveries more efficient.

The USPS offers free services for the visually impaired.

As part of its commitment to accessibility, the USPS provides free services for the visually impaired. This includes providing free matter for the blind and visually impaired individuals, allowing them to send and receive materials like books, articles, and other printed materials in specialized formats.

The USPS has its own stamp program.

Stamp collecting is a popular hobby worldwide, and the USPS has its own stamp program to cater to collectors and enthusiasts. From commemorative stamps featuring famous personalities and historical events to specially designed stamps for holidays and special occasions, the USPS stamp program offers a diverse range of collectible stamps for philatelists.

The USPS has been a self-supporting agency since 1971.

Prior to 1971, the USPS was directly controlled by the federal government. However, since the passage of the Postal Reorganization Act in 1970, the USPS has operated as an independent agency. It is not funded by taxpayer dollars and is instead financially self-supporting, relying on the revenue generated through its services and products.

The USPS introduced the Forever Stamp in 2007.

In an effort to simplify postage pricing and eliminate the need for frequent rate changes, the USPS introduced the Forever Stamp in This innovative stamp can be used to mail a one-ounce letter, regardless of any future rate increases. It offers convenience to customers and ensures that their mail is delivered even if postage rates go up in the future.

The USPS handles international mail and packages.

The USPS is not only responsible for domestic mail delivery but also plays a crucial role in handling international mail and packages. It has partnerships with postal services around the world, allowing for seamless mail exchange and efficient delivery between countries. This global reach enables individuals and businesses to send and receive mail internationally with ease.

The USPS has a robust recycling program.

The USPS is committed to sustainability and has implemented a comprehensive recycling program. It works towards reducing waste and promoting environmental stewardship by recycling items such as paper, plastics, and ink cartridges. This initiative helps minimize the environmental footprint of the USPS operations and contributes to a greener future.

The USPS offers special services for military members.

The USPS recognizes the sacrifices made by military members and provides special services for them. This includes offering free priority mail services for sending packages to APO/FPO/DPO addresses, helping military personnel stay connected with their loved ones while deployed. Additionally, the USPS offers resources and support for veterans transitioning to civilian life.

The USPS has faced financial challenges in recent years.

In recent years, the USPS has faced financial challenges due to various factors, including declining mail volume and the increasing popularity of electronic communication. Despite these challenges, the USPS remains a vital institution, continually adapting to the changing landscape of communication and striving to provide reliable and affordable postal services to all Americans.


In conclusion, USPS, also known as the United States Postal Service, plays a crucial role in the American society. It serves as the backbone of the country’s postal system, delivering mail and packages to millions of households and businesses every day. With a rich history spanning over two centuries, USPS has become an iconic institution, representing reliability, efficiency, and affordability.From its innovative services like Priority Mail and First-Class Mail to its commitment towards sustainability and community outreach, USPS continues to evolve and adapt to the changing needs of its customers. It is important to recognize and appreciate the hard work and dedication of the USPS employees who ensure that our mail and packages are delivered on time, especially during challenging times.As we delve deeper into the world of USPS, we discover fascinating facts about its operations, technologies, and services. Understanding the inner workings of this popular company not only expands our knowledge but also enhances our appreciation for the vital role it plays in our everyday lives. USPS truly deserves recognition for its contribution to our society and its unwavering commitment to service.


1. How long has USPS been in operation?

USPS has been operating for over 240 years, with its establishment on July 26, 1775.

2. How many employees does USPS have?

Currently, USPS employs over 600,000 workers, making it one of the largest civilian employers in the United States.

3. Does USPS deliver on Sundays and holidays?

Yes, USPS provides mail delivery services on Sundays and select holidays through their Priority Mail Express service.

4. What is the largest package size USPS can handle?

The maximum size for packages accepted by USPS is 130 inches in combined length and girth.

5. How many post offices are there in the United States?

As of 2021, USPS operates over 31,000 post offices across the United States.

6. Can USPS deliver internationally?

Yes, USPS provides international mail services to over 190 countries worldwide.

7. What is the USPS ZIP code?

The ZIP code is a numerical code used by USPS to identify specific geographic regions for efficient mail sorting and delivery.

8. How many pieces of mail does USPS deliver daily?

On average, USPS delivers around 472 million pieces of mail every day.

9. Does USPS offer tracking services?

Yes, USPS provides tracking services for domestic and international packages through their website and mobile app.

10. How does USPS ensure the security of mail?

USPS has strict security protocols in place, utilizing advanced technology and dedicated personnel to ensure the safe handling and delivery of mail.