The new plant, near Portland International Airport, has the second largest work room of any USPS plant.

Also this week, the Postal Service revealed a much-anticipated U.S. Airmail stamp issue.

The Aripex 2018 stamp show’s two official cancellations honor World War I fighter pilot Frank Luke Jr.

The market has forgotten the impact on the biggest shipper for the Seattle-based retailer Amazon: the U.S. Postal Service.

A piece of machinery that the USPS thought would be the answer to the high costs of handling large envelopes is continuing to be a big headache.

To survive, the USPS must better manage its expenses and secure more revenues, the budget proposal says.

The United States Postal Service posted a net loss for the first quarter of fiscal 2018 as first-class letter and advertising mail volumes decline.

The postmark is a nod to the cliffs’ new United States quarter — the first national site to be honored on a quarter for 2018.

Effective Feb. 3, the United States Postal Service’s stamp program has a new supervisor with the hiring of a new vice president.

The chairman of the panel, Sen. Rob Portman, R-Ohio, decried the Postal Service’s failure to move more rapidly over the issue.

Hawaii’s Byodo-In Temple has inspired a special pictorial postmark honoring the state’s rich history with Japan.

The U.S. Postal Service remains the most favorite federal agency with a 74 percent positive rating.

The Postal Service recently responded to criticism of a delivery deal between the USPS and retail giant Amazon.

The Union County Historical and Genealogy Society in Jonesboro, Ill., is commemorating the county’s bicentennial with a special postmark.

A parcel delivery agreement between the USPS and retail giant Amazon was sharply criticized by President Donald Trump in a recent Twitter pronouncement.

After a year of study, the United States Postal Service has announced what images and subject matter it will allow on computer-generated postage.

Lawyers for the Nevada sculptor have told a federal judge the U.S. Postal Service owes the artist more than $10 million for using the copyrighted image.

Also this week, we learned of some fascinating Canadian issues that are slated for a Jan. 15 release.

Special agents from the Postal Inspector General discovered Whitman’s resume and a security clearance form he filled out were riddled with lies.

Why a pack of three envelopes? The answer may be found on the backs of the envelopes.