Historical Marker

Red Rock Post Office

Marker installed: 1989

  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 Navajo Code Talkers played a crucial role in World War II: During World War II, the Navajo Code Talkers used their native language to transmit coded messages that the Japanese were unable to decipher. The code was never broken, and the Code Talkers are credited with playing a crucial role in helping the US win the war.
Arizona random facts
Pinal County, located in south-central Arizona, has a rich and diverse history that stretches back thousands of years. The area was originally inhabited by various Native American tribes, including the Akimel O'odham (Pima) and the Tohono O'odham (Papago) peoples, who relied on farming and hunting for sustenance.

In the 16th century, Spanish explorers arrived in the region and established missions, bringing with them new technologies and crops. The area would later become part of the New Spain territory and, eventually, Mexico after gaining independence from Spain in 1821.

In the mid-19th century, the region experienced a significant influx of American settlers due to the discovery of gold and silver deposits. This led to the establishment of mining towns such as Silver King and the growth of other industries like ranching and agriculture. However, conflicts with Native American tribes and the harsh desert environment presented challenges to the early pioneers.

The arrival of the Southern Pacific Railroad in the 1870s brought further growth and development to Pinal County. Railroads played a crucial role in transporting goods and people, facilitating trade and commerce with neighboring regions. The county's economy flourished during this period, driven by mining, farming, and the construction of towns along the rail lines.

In recent decades, Pinal County has experienced rapid population growth, driven in part by its proximity to the Phoenix metropolitan area. Today, the county boasts a diverse economy, with sectors such as agriculture, manufacturing, retail, and tourism playing a significant role in its development. Pinal County continues to embrace its rich past while looking toward a vibrant and promising future.

This timeline provides a condensed summary of the historical journey of Pinal County, Arizona.

  • 1875: Pinal County is established in the Arizona Territory.
  • 1877: Florence is designated as the county seat.
  • 1891: Mining begins in the Silver King Mine, leading to a population boom in the county.
  • 1901: Kearny, Arizona, is founded as a mining town.
  • 1918-1919: A flu pandemic hits Pinal County, causing significant loss of life.
  • 1942: The Japanese internment camp, Gila River War Relocation Center, is established in Pinal County during World War II.
  • 1947: Construction of the Coolidge Dam on the Gila River is completed.
  • 1985: The town of Queen Creek incorporates, becoming the newest municipality in Pinal County.
  • 2003: Pinal County experiences rapid growth, becoming one of the fastest-growing counties in the United States.