In early colonial times, book writers transmitted their communications by friends, merchants and Native Americans by foot or horse. Most of these connections, however, were between the colonists and family members back in England. What is the largest post office ...

The United States Post Service (USPS; also known as the Post Office, US Mail, or Postal Service) is an independent executive agency of the United States corporate government responsible for providing postal services. United States, including its remote areas. and ...