The USPS said a postmark reflects the date an envelope is first processed by an automated USPS sorting machine — not the ...
If you mail in your ballot during election season or send your taxes through USPS, this postmark change may apply to you.
If you're mailing any time-sensitive documents, you may want to mail it earlier than usual under the agency's new postmark rules.
USPS stamp prices stay flat, but shipping costs rise in 2026. See how much more you’ll pay for Priority Mail and other services.
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