Royal mail price of 2nd class stamp

According to the Royal Mail website, the current price of a 2nd Class stamp in the UK is:

Please note that prices may be subject to change, so it's always a good idea to check the Royal Mail website for the most up-to-date pricing information.

Additionally, if you're sending a letter that weighs more than 100g, you'll need to use a larger stamp or a parcel stamp, which will cost more.