Stamp Prices 2024 Increase Or Decline.  — washington, dc — today, the united states postal service filed notice with the postal regulatory commission (prc) of mailing services price changes to take effect jan.  — in april 2023, the government doubled the additional buyer stamp duty (absd) to 60 per cent for foreigners, with singapore citizens facing increased duties of 20 per cent for a.

 — the cost of a forever stamp is set to increase in july 2024 as part of the us postal service’s ‘delivering for america’ plan.  — the cost of a forever postage stamp has just gone up, under a u.s.