Royal mail postage large letter rates

According to the Royal Mail's website, the postage rates for large letters in the UK are as follows:

Standard Large Letter Rates

• Up to 100g: £1.95
• 101g-100g: £2.15
• 101g-500g: £2.35
• 501g-750g: £2.55
• 751g-1kg: £2.75

Special Delivery Large Letter Rates

• Up to 100g: £4.35
• 101g-100g: £4.65
• 101g-500g: £5.05
• 501g-750g: £5.35
• 751g-1kg: £5.65

International Large Letter Rates

• Europe: £2.35-£5.65 (depending on weight and destination)
• Rest of the World: £3.35-£7.65 (depending on weight and destination)

Please note that these rates are subject to change, and you should always check the Royal Mail's website for the most up-to-date information. Additionally, there may be additional fees for services such as tracking, signature on delivery, and insurance.