The United States Postal Service's stamp price increase will go into effect on Sunday, July 13. Here's how much they'll cost.

USPS will raise rates on stamps and mail services as part of a plan to stabilize its finances. See how the changes could affect your mail and ways to save.

After two rate increases last year, the U.S. Postal Service just raised prices again. Here’s everything you need to know. If you need a fresh pack of stamps, be prepared to pay a little bit more. As of yesterday,