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

The United States Postal Service has changed the postmark process going into 2026, which potentially could add late fees and penalties to parcels.

If you're mailing any time-sensitive documents, you may want to mail it earlier than usual under the agency's new postmark rules.

What's new at the post office in 2026? Here's what to know about changes in the postmark process, postage stamps and USPS ...

What is new at the post office in 2026? Here's what to know about Postal Service changes in postmark process, postage stamps ...

The U.S. Postal Service's new postmark process could lead to late fees and penalties when mailing time-sensitive documents.

A USPS postmark is used to indicate the date when mail was dropped in a mailbox or submitted at the post office counter. Now, ...

A four-ounce package sent via USPS Ground Advantage will rise 21% from $4.20 to $5.09 starting January 18, 2026, part of ...

The USPS said a postmark reflects the date an envelope is first processed by an automated USPS sorting machine — not the ...

New USPS rules, effective Dec. 24, 2025, decouple postmark dates from drop-off dates. Learn how to avoid IRS penalties, legal ...

Barrigan-Husted said “typically” because the postal service does have agreements with a select number of vendors, mostly big box stores and stamps.com, to sell stamps at a slightly discounted rate — ...