The USPS has also released a commemorative sheet of 20 interconnected stamps, dubbed “250 Years of Delivering,” that portray ...

Conceived as a broad public service, the postal service was key to US independence, Western expansion and ensuring an ...

NORTH DAKOTA ( KXNET) — The United States Postal Service is marking a major milestone this week: 250 years of continuous ...

The Postal Service will mark the 250th anniversary of its founding on July 26. To celebrate the organization’s rich history ...