When the U.S. Constitution was ratified, Congress was granted power to establish post offices and mail routes — many along ...

The one government agency that still reaches nearly every American daily — undeterred by rain, sleet, snow or even gloom of ...

Mahmoud Khalil says he filed $20 million claim to hold the Trump administration accountable for his 104 days in detention ...

Amid financial problems and workforce reductions, the U.S. Postal Service is celebrating 250 years of history.

The options are varied and include fun choices like Star Wars droids, Disney villains, Mister Rogers, and even Bugs ...