USPS makes more changes to cut costs, improve service in 2026. Know how postmarks work to avoid late fees on bills, taxes.

The USPS’s mail processing rule affects people who are sending things on tight deadlines, such as tax returns or mail-in ...

Mail could take longer — and cost more. The United States Postal Service is changing postmark rules and shipping prices in ...

Here's what to know about 2026 Postal Service changes in postmark process, postage stamps and USPS shipping rates ...

Here's what to know about the increases as well as other changes for Illinois residents. The following increases go into ...