How Much Does A Postage Stamp Cost 2025. Postal service is raising prices starting on july 14, including the cost of forever postage stamps.  — the cost of a forever stamp is set to increase in july 2025 as part of the us postal service's 'delivering for america' plan.

There has also been a similar price increase for other parcels and letters. 21, including the cost of forever postage stamps, which rise from 66 cents to 68 cents.