Postage Stamps Cost 2024 Increase. 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. Starting from 1 jan 2024, domestic postage rates will be adjusted in line with the impending gst hike from 8% to 9%.
Starting from 1 january 2024, the rates for international airmail letters, printed papers, aerogrammes and postcards will be increased by $0.05 for zones 1, 2 and 3. The rise of 20 cents from 31 cents to 51 cents affects standard regular mail within singapore.
