In July 2025, the cost of mailing a letter in the United States went up – again. The United States Postal Service increased ...

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

The U.S. Postal Service is marking its upcoming 250th anniversary with the release of new commemorative stamps.

The United States Postal Service is celebrating its 250th anniversary with two new stamps and a retired stamp voting contest.

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

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