Royal Mail Stamp Prices April 2024. The tariff 2024 £2.50 stamp is printed in gooseberry green and features the king’s effigy. Need more pricing information about royal mail products and services?

From 2 april 2024, the price of first class stamps will increase by 10p to £1.35 and the price of second class stamps will increase by 10p to 85p. While stamp prices for both 1st and 2nd class standard letters have gone up by 10p (to £1.35 and £0.85.