The cost of a postage stamp varies by country and type of mail:
- In the United States, as of July 2025, a First-Class Mail Forever stamp costs 78 cents for a one-ounce letter, up from 73 cents previously
. Buying and printing stamps online can offer slight discounts, such as 69 cents previously through Stamps.com
- In the Netherlands, domestic letter stamps cost €0.91 for letters up to 20 grams, with prices increasing for heavier letters. International stamps start at €1.50 for letters up to 20 grams
- In the United Kingdom, a standard 1st Class stamp for letters up to 100g costs £1.70, while 2nd Class stamps cost 87p. Prices vary for larger letters and additional services
- In Australia, domestic small letter stamps start at $1.50 AUD, with higher rates for larger or international letters
- In Canada, standard letter stamps cost $1.44 CAD for up to 30 grams, with higher rates for heavier mail
Stamp prices depend on the letter size, weight, destination, and speed of delivery desired.
