Despite numerous attempts to reform the Postal Service, the agency’s business model has not changed significantly since 1970.

Tax Day means some people need to mail their federal income tax returns.

USPS changes are aimed to cut costs. Will it take longer for your mail, packages to be delivered? What we know about new delivery standards.

With Good Friday observed by millions of Christians, are everyday services like mail delivery affected?

Amazon.com and the U.S. Postal Service have struck a deal to allow the post office to continue delivering packages.

The U.S. Postal Service has been in financial trouble before. But after almost two decades of running at a loss, real changes ...