Postal Facts - U.S. Postal Service
Our priority is and always will be delivering great service that’s affordable and dependable. We have the nation’s largest retail network, and our online Post Office at usps.com is always open.
The Postal Service regularly hires for full-time, part-time and seasonal employment. Information about current position openings is available at about.usps.com/careers/.
Report postal-related crimes to the Postal Inspection Service at uspis.gov/report or by calling 1-877-876-2455.
In 2024, the U.S. Department of State Diplomatic Post Office served 32,500 customers at 197 diplomatic missions across 113 countries around the world.
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.
12.5 billion
Informed Delivery emails
In fiscal year 2024, USPS sent out more than 12.5 billion Informed Delivery Daily Digest email notifications, featuring more than 33 billion mailpieces and 10 billion packages.
The Stamps Forever website — stanmpsforever.com — focuses on the stories behind our stamps, including their history and the creation process.
Citizens'
Stamp Advisory Committee
The Citizens’ Stamp Advisory Committee (CSAC) accepts and reviews new stamp suggestions and makes recommendations to the postmaster general.
$2.2 million
for PTSD research
The Healing PTSD semipostal stamp has raised more than $2.2 million since 2019. More than 18 million Healing PTSD stamps have been sold.
$1.6 million
for Alzheimer’s research
The Alzheimer’s semipostal stamp has raised nearly $1.6 million since 2017. More than 11 million Alzheimer’s stamps have been sold.
$8.2 million
for species conservation
The Save Vanishing Species semipostal stamp has raised more than $8.2 million since 2011. Nearly 69 million Save Vanishing Species stamps have been sold.
73.4 million
customer calls
In 2024, USPS customer care centers answered 73.4 million calls.
1775
Postal Inspection Service
The U.S. Postal Inspection Service was established Aug. 7, 1775, and is America's oldest federal law enforcement agency.
36,454 kg
illegal narcotics seized
In fiscal year 2024, the Inspection Service seized 36,454 kilograms of illegal narcotics.
The Inspection Service and USPS launched Project Safe Delivery in 2023 to protect postal employees and the security of the nation’s mail and packages.
July 1, 1963: The five-digit ZIP Code was introduced.
July 1, 1902: Rural free delivery became a permanent service in America.
1992
Lunar New Year stamp series
In 1992, the first stamp in the Lunar New Year stamp series was issued and celebrated the year of the rooster.
The first stamp in the Love stamp series was issued in 1973 and was designed by pop artist Robert Indiana.
1962
1st Christmas-themed stamp
Nov. 1, 1962: The first Christmas-themed U.S. postage stamp was issued.
1993
eagle logo takes flight
Oct. 12, 1993: The USPS corporate logo — the “sonic eagle” — was unveiled.
1933
FIRST ARCTIC POST OFFICE
Oct. 6, 1933: The first U.S. Post Office was established in Antarctica.
1967
1st National Postal Forum
Sept. 14, 1967: The Post Office Department held the first National Postal Forum (NPF) in Washington, DC.
1995
corporate logo trademark
Sept. 12, 1995: The USPS corporate logo became a registered trademark.
1969
moon landing postmark
July 22, 1969: The crew of Apollo 11 canceled the first piece of mail carried to the moon with a postmark reading, “Moon Landing, U.S.A.” Although the postmark was dated July 20, the first chance the crew had to cancel the envelope was two days later on the journey home.
2000
first circular stamp
July 7, 2000: The first circular U.S. postage stamp, the $11.75 "Space Achievement and Exploration" Express Mail stamp, was issued. It featured a hologram of Earth — another first.
1971
U.S. Postal Service begins
July 1, 1971: The United States Postal Service, the successor of the Post Office Department, officially began operations.
June 15, 1942: Victory Mail service — V-Mail for short — began for deployed members of the U.S. armed forces during World War II. More than 1 billion Victory-Mail letters were delivered between June 1942 and November 1945.
June 8, 1959: Mail was dispatched by guided missile from a U.S. Navy submarine to a naval air station in Florida.
1955
Certified Mail service
The Post Office Department began Certified Mail service in June 1955.
1918
first U.S. airmail route
May 15, 1918: The Post Office Department began scheduled airmail service between New York and Washington, DC — the first airmail route in the United States.
Male letter carriers were first allowed to wear shorts during the summer on April 1, 1973.
1845
telegraph service begins
The first commercial telegraph service began under the Post Office Department in April 1845.
1997
First Triangular Stamp
The Postal Service issued the first triangular stamp on March 13, 1997. The 32-cent stamp featured a clipper ship and a stagecoach and debuted at the Pacific 97 International Stamp Exhibition.
Pneumatic tube mail service was first tested in Philadelphia on March 1, 1893, after having been authorized by Congress the year prior.
1792
Death for Mail Theft
On Feb. 20, 1792, an act of Congress specified that anyone convicted of stealing mail "shall, on conviction thereof, suffer death." In 1872, the maximum penalty for mail theft was reduced to a lifetime of hard labor. Today, mail theft carries potential penalties of up to five years in prison and significant fines.
1992
carrier maternity wear
The Postal Service introduced maternity wear for pregnant letter carriers on Feb. 3, 1992.
1978
BLACK HERITAGE stamps
The first stamp in the Black Heritage stamp series was issued on Feb. 1, 1978, and featured Harriet Tubman.
On Jan. 8, 1963, the last dogsled mail route in Alaska ended. It connected Gambell and Savoonga and had been replaced by airplane service the month before.
1968
PRIORITY MAIL begins
Priority Mail service began Jan. 7, 1968.
David Steiner is the 76th Postmaster General of the United States and Chief Executive Officer of the U.S. Postal Service. He began his tenure July 15, 2025.
$1.4 billion
International Mail revenue
International Mail is a $1.41 billion business within the Postal Service.
On time. Every time. The Postal Bulletin, a nationally distributed biweekly publication, serves as a source for official policy, procedure updates and departmental news for all Postal Service functions. It has never missed a deadline since its inception in 1880.
In 2024, the Inspection Service reported 2,038 arrests related to illegal narcotics cases.
USPS
Defending
the mail from illegal drugs
The Postal Inspection Service is committed to using the most advanced technology to stop fentanyl traffickers. Postal inspectors use data, forensics and citizens’ tips to protect Americans and apprehend opioid dealers who send illegal drugs through the mail.
USPS
POSTAL
INSPECTION SERVICE
Defending the frontier. Enforcing the law. Established Aug. 7, 1775.
The U.S. Postal Inspection Service enforces federal laws, prevents crimes, and keeps customers, employees and the mail safe. It’s one of the oldest law enforcement agencies in the nation. Postal inspectors remain on the heels of the criminals — targeting theft, disrupting drug traffickers, warning about fraud scams and more.
The strength of the Postal Service lies in its amazing diversity. Our workforce is representative of the diverse communities that we serve.
The price of a First-Class postage stamp is a global bargain.
1847
first postage stamps
The first U.S. postage stamps were issued in 1847.
Mr. ZIP, who has no first name, appeared in many public service announcements and advertisements urging customers to use their five-digit ZIP Code introduced on July 1, 1963. Within four years of his appearance, eight out of 10 Americans knew who Mr. ZIP was and what he stood for. The character has found new life in recent years a USPS-licensed character and even has YouTube series.
Before 1863, postage paid only for the delivery of mail from Post Office to Post Office. Citizens picked up their mail, although in some cities they could pay an extra two-cent fee for letter delivery or use private delivery firms. An Act of Congress of March 3, 1863, effective July 1, 1863, provided that free city delivery be established at Post Offices where income from local postage was more than sufficient to pay all expenses of the service.
On an autumn day in 1888, a shaggy pup took his first steps toward becoming a postal legend when he crept into the Albany, NY, Post Office. Postal employees allowed him to stay and named him Owney.
Link, a daily news site for Postal Service employees, is available on any computer with internet access. The content is produced by a team of writers and editors based at USPS Headquarters in Washington, DC. Additional contributions come from postal employees across the nation.
The site is updated with new articles, photos, graphics and videos each weekday.
USPS
JUST 1 DAY
in the Postal Service
Each day the Postal Service picks up, processes and delivers millions of letters and packages. No single operation in the world comes close to this level of connectivity for so many households and businesses.
Heads of industry. Hollywood legends. Sports heroes. Singers. Painters. Writers. And a couple presidents. All were postal employees before they became household names! Sixteen have even had their image or work featured on stamps.
In December 2022, USPS announced plans to acquire 106,000 new vehicles, including at least 66,000 battery electric delivery vehicles. This includes 21,000 commercial off-the-shelf battery electric vehicles and 45,000 battery electric Next Generation Delivery Vehicles (NGDV).
The NGDVs provide better visibility, ergonomic seating, air conditioning, safety improvements and user-friendly operations.
The Postal Service provides a vital public service, is a part of the nation’s critical infrastructure and was created by an act of Congress.
Post Offices were first required to display the American flag in 1885 to comply with Treasury Department instructions. As of Nov. 7, 2019, Post Offices are required to fly the Prisoner of War (POW)-Missing in Action (MIA) flag on the same days that the American flag is flown.
The Postal Service owns 1,958 internet domains.
The Postal Service has 414 domestic and 982 foreign trademark registrations.
Patently the best. The United States Patent and Trademark Office has issued more than 700 patents to the Postal Service.
We’re universal. Everyone living in the United States and its territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa and the Northern Mariana Islands) has access to postal products and services and pays the same for a First-Class Mail postage stamp regardless of the sender’s location.
We’re customer-focused. The Postal Service is committed to providing a positive customer experience.
The Postal Service has a long and storied history of creating new technologies for the American people, enabling faster, more efficient communication and safer, more secure delivery of correspondence and merchandise. For 250 years, it has adapted to meet the evolving needs of its customers.
On May 7, 1833, 24-year-old Abraham Lincoln was appointed postmaster of New Salem, IL. Lincoln served until the office was closed May 30, 1836.
The Postal Service uses data not only to ensure its operations run smoothly, but also to help businesses make better use of the mail. Its mission is to provide the right information to the right people in real time using advanced technology.
POSTAL BLUE
is getting greener
The Postal Service is working hard to put its stamp on a greener tomorrow for the many communities we serve. Postal carriers deliver mail using alternative fuel vehicles, on foot and even on bicycles. Mail is delivered by bicycle on 50 routes in Florida and Arizona and more than 6,450 carriers deliver mail solely on foot.
USPS
The ORIGINAL
social network
The Postal Service is the original social network, but that doesn't mean we aren't represented on the other, newer social networks. You can find the Postal Service on Facebook, Instagram, LinkedIn, Pinterest, Threads, X and YouTube. We also have a blog and a podcast.
We're patriotic. The Postal Service employs nearly 70,000 military veterans, making it one of the largest employers of veterans in the country.
The Postal Service owns 8,515 properties around the country.
The Postal Service has 22,798 leased properties.
USPS shipping container
Post Office
in a shipping container
The Power, MT (59468) Post Office, built in 2019, is the first Post Office built using a shipping container.
As one of the few points of human contact for some homebound customers, letter carriers are particularly attuned to signs that could indicate an accident or illness. If carriers notice something unusual, such as uncollected mail at an at-risk customer’s home, the employee will alert emergency personnel. Carrier Alert began in 1982.
Thousands of carriers deliver to homes with dogs every day. During the annual USPS National Dog Bite Awareness Campaign, the Postal Service promotes safety initiatives and shares prevention tips to protect employees and customers from dog bites.
Stamp Out
Hunger food drive
Every year, the Postal Service and the National Association of Letter Carriers hold the largest one-day food drive in the nation. The program has collected more than 1.9 billion pounds of food since the campaign began in 1993.
Women served as postmasters in this country more than a century before they won the right to vote.
1860
African American postmasters
African Americans worked as postmasters, clerks and carriers beginning in the 1860s — 100 years before the Civil Rights Movement brought about wider opportunity in the American workplace.
The United States Postal Service has a storied history, familiar to many. Our history is the history of America.
Detailed information about the Postal Service and its history can be found in "The United States Postal Service: An American History" at https://about.usps.com/who/profile/history/.
The first known female postmaster in the United Colonies was Mary Katharine Goddard in Baltimore in 1775.
1ST KNOWN
female mail carrier
The first known female mail carrier was Sarah Black, who worked as a mail messenger in Charlestown, MD, in 1845.
The Postal Service has 188 petabytes of storage capacity — equivalent to 2.9 million smartphones with 64GB of space.
1ST KNOWN
African American postmaster
The first known African American postmaster was James W. Mason in Sunny Side, AR, in 1867.
1ST KNOWN
African American carrier
The first known African American mail carrier was James B. Christian in Richmond, VA, in 1869.
1ST AMERICAN
woman on a stamp
The first American woman on a U.S. postage stamp was Martha Washington in 1902.
1ST AFRICAN
American postal inspector
The first known African American postal inspector was Isaac Myers in Baltimore in 1870.
1.6 BILLION
external email messages
In 2024, the Postal Service email system delivered 1.6 billion external email messages per month, with 70 percent of the volume comprising Informed Delivery Daily Digest emails.
1ST HISPANIC
American on a stamp
The first Hispanic American on a stamp was U.S. Navy Adm. David Farragut in 1903.
1ST NATIVE
American on a stamp
The first Native American on a stamp was Pocahontas in 1907.
1.9 billion
miles driven in 2024
To move mail using surface transportation, the Postal Service drove more than 1.9 billion miles in 2024 — more than 22.6 million trips.
1ST AFRICAN
American on a stamp
The first African American on a stamp was educator, author and orator Booker T. Washington in 1940.
1ST FEMALE
postmaster general
The first female postmaster general was Megan J. Brennan, Washington, DC, 2015. Brennan's tenure was Feb. 1, 2015 – June 15, 2020.
USPS
3.7 million
pounds of mail fly each day
The Postal Service used 150 domestic airports to fly 3.7 million pounds of mail each day in 2024.
The Postal Service is a member of the Universal Postal Union (UPU), a United Nations' organization.
The Postal Service is one of 26 members of the International Post Corporation (IPC). The IPC is a cooperative association of posts in North America, Europe and Asia Pacific.
The Postal Service is one of 10 members of the Kahala Post Group (KPG).
Express Mail
Service Cooperative
The Postal Service is a member of the Express Mail Service (EMS) Cooperative. The EMS Cooperative was created by the UPU in 1999 and consists of 176 postal operators. It allows access to more than 180-member countries to provide EMS — the UPU’s fastest cross-border international postal product.
The Postal Service is one of 36 members of the .POST Group. The UPU’s .POST Group, created in 2013, is a trusted internet domain, established exclusively for the global postal sector and sponsored by the UPU.
USPS
50
bicycle delivery routes
The Postal Service delivers mail by bicycle on 50 routes in Arizona and Florida, reducing emissions and saving fuel.
332,500
gallons of oil recycled
In 2024, the Postal Service recycled 332,500 gallons of used oil — equivalent to saving more than 14 million gallons of crude oil.
75,000
pounds of batteries
The Postal Service recycled 75,000 pounds of small lead-acid and dry cell batteries, including lithium-ion batteries, which are found in cellphones, laptops, scanners and other small electronics.
The Lable Broker service solves the ever-increasing problem of online customers not being able to print shipping labels.
Trademarks
The Sonic Eagle Logo, the trade dress of USPS packaging, the Letter Carrier Uniform and the Postal Truck and the following marks are among the many trademarks owned by the United States Postal Service: Click-N-Ship®, Deliver The Win®, EDDM®, ePostage®, Every Door Direct Mail®, Express Mail®, First-Class™, First-Class Mail®, First-Class Package International Service®, Forever®, Global Express Guaranteed®, IMb®, Informed Delivery®, Intelligent Mail®, Label Broker™, Parcel Select®, P.O. Box™, Post Office®, Pony Express®, Postal Inspection Service™, PostalOne!®, Postal Police®, #PostalProud®, Priority Mail Express International®, Priority Mail Flat Rate®, Priority Mail International®, Priority: You®, Registered Mail™, Standard Mail®, The Postal Store®, United States Postal Inspection Service®, United States Postal Service®, U.S. Mail®, U.S. Postal Inspector™, U.S. Postal Service®, USPS®, USPS BlueEarth®, USPS Mobile®, USPS Operation Santa®, USPS Tracking®, usps.com®, We are people delivering to people™, ZIP+4® and ZIP Code™. This is not a comprehensive list of all Postal Service trademarks.
Non-Postal Trademarks
Dollar General®, Forest Stewardship Council®, How2Recycle®, McDonald’s®, National Dog Bite Prevention Week®, Starbucks®, Subway®, Sustainable Forestry Initiative®, The Climate Registry®.
Postal Facts 2024 provides the public with information about the U.S. Postal Service. The facts in this publication may be reproduced for the purpose of stating the fact itself, in a business, informational or academic context and the like, and in the body of text discussing factual subject matter relevant to the fact being presented. However, these facts may become outdated after publication and seeking the latest information is advised.
Produced by U.S. Postal Service Corporate Communications
© 2024 United States Postal Service. All rights reserved.
facts.usps.com
© 2016-2026 United States Postal Service. All rights reserved.