stamps

A 1-ounce letter to Canada costs $1.75 in 2026: one Global Forever stamp or three 82-cent Forever stamps. Two Forever stamps fall 11 cents short.

U.S. postage stamps never expire: every stamp issued since 1860 is still valid postage. Here is how to top up old stamps to the 82-cent 2026 rate.

No — reusing a postage stamp breaks postal law, and the cancellation mark a sorting machine prints across the stamp makes a used one easy to spot.