Historical Marker

Old Post Office


  A brief timeline of the history of the United States Postal Service (USPS)

  • 1775: The Second Continental Congress establishes the Constitutional Post to provide postal services in the thirteen American colonies. Benjamin Franklin is appointed as the first Postmaster General.

  • 1792: The Postal Service Act is passed, officially establishing the United States Postal Service as a federal agency. It sets the foundation for the organization and regulation of postal operations.

  • 1847: The introduction of prepaid adhesive postage stamps revolutionizes mail delivery, simplifying the process and promoting efficiency.

  • 1860: The Pony Express, a fast mail delivery service, is launched to transport mail between the eastern and western regions of the United States. It becomes famous for its daring riders and swift delivery.

  • 1863: Free city delivery is introduced, allowing mail to be delivered directly to urban households and businesses rather than being picked up from local post offices.

  • 1864: The Postal Money Order system is established, providing a secure way for people to send money through the mail.

  • 1896: Rural Free Delivery (RFD) is implemented, bringing mail delivery to rural areas for the first time. This service significantly improves communication and connects rural communities to the rest of the country.

  • 1971: The United States Postal Service is reorganized as an independent agency within the federal government, operating as the USPS. It is no longer directly controlled by the Postmaster General.

  • 1974: The USPS introduces the ZIP (Zone Improvement Plan) Code system, which assigns unique codes to geographic areas to improve mail sorting and delivery efficiency.

  • 1997: The USPS launches its website, usps.com, providing online access to postal services, tracking, and information.

  • 2001: Following the 9/11 terrorist attacks, the USPS faces security challenges and undergoes significant changes to enhance mail screening and protection.

  • 2013: The USPS announces the end of Saturday mail delivery for regular letters and reduces delivery to five days a week.

  • Present: The USPS continues to be a vital service, handling billions of pieces of mail annually and adapting to changes in technology, communication, and the shipping industry. It plays a crucial role in connecting people, facilitating commerce, and serving as a backbone of the American communication infrastructure.

This timeline provides an overview of key milestones in the history of the USPS, which has played a crucial role in facilitating communication and connecting communities throughout the United States for over two centuries.

The first documented European exploration of Arizona was in 1539: Spanish explorer Marcos de Niza became the first European to explore what is now Arizona in 1539. He claimed the area for Spain and named it "Arizona" after a Native American word meaning "silver-bearing."
Arizona random facts
Coconino County, located in northern Arizona, has a rich history that spans centuries. The area was originally inhabited by Native American tribes such as the Navajo, Hopi, and Havasupai, who relied on the natural resources and landscape for their livelihoods. The first Europeans to explore the county were Spanish explorers in the 16th century, followed by fur trappers and traders in the 1800s.

In 1851, Fort Whipple was established in what is now Coconino County, becoming an important outpost during the Indian Wars. The arrival of the Atlantic and Pacific Railroad in the 1880s led to the growth of settlements in the area, including Flagstaff, which became the county seat in 1891. The railroad brought opportunities for trade and tourism and played a crucial role in the county's development.

Coconino County is home to several significant landmarks. The Grand Canyon, located in the county's northern part, has been a natural wonder and a major tourist attraction since its discovery by European explorers. In the early 20th century, the construction of Route 66, a famed highway that stretched from Chicago to California, passed through Coconino County, bringing with it even more travelers and commerce.

Today, Coconino County continues to thrive as a diverse and vibrant region. It is recognized for its stunning natural beauty, including the Grand Canyon, as well as its ecological diversity, encompassing forests, plateaus, and deserts. The county also holds a strong cultural presence with a mix of Native American, Western, and Hispanic influences. Whether it's exploring the breathtaking landscapes or experiencing its rich heritage, Coconino County offers visitors a glimpse into the history and beauty of Arizona.

This timeline provides a glimpse into the major events and milestones that have shaped the history of Coconino County, Arizona.

  • 1871: Coconino County established and named after the Coconino Native American tribe.
  • 1878: Flagstaff becomes the county seat.
  • 1882: Grand Canyon National Park established.
  • 1895: First permanent settlement in Sedona.
  • 1901: Arizona State Normal School (now Northern Arizona University) founded in Flagstaff.
  • 1918: Lowell Observatory in Flagstaff discovers Pluto.
  • 1920: First all-weather road connects Flagstaff to Grand Canyon.
  • 1930s: Construction of Hoover Dam brings jobs to the region.
  • 1956: Glen Canyon Dam completed in Page, creating Lake Powell.
  • 2000: Coconino Community College opens in Flagstaff.