Cost Of Irish Stamp 2024. From february 1st, the price of a standard national stamp will increase by 5c to €1.40, an increase of around 3.7 per cent. The cost of a stamp will go up by 5c to €1.40 from february 1, with an post citing the rising costs of fuel and energy as reasons for the increase.

From february 1, the price of a national stamp will go up by 10c to €1.35. Prices start at €1.40 for letters and from €2.95 for large a4 envelopes.