Royal mail postage sizes and costs

Here is a list of Royal Mail postage sizes and costs for standard letters, large letters, and parcels in the UK:

Standard Letters

• Up to 100g: £0.76 (1st Class), £0.65 (2nd Class)
• 101-100g: £0.86 (1st Class), £0.75 (2nd Class)
• 101-200g: £0.96 (1st Class), £0.85 (2nd Class)
• 201-250g: £1.06 (1st Class), £0.95 (2nd Class)
• 251-300g: £1.16 (1st Class), £1.05 (2nd Class)

Large Letters

• Up to 750g: £1.34 (1st Class), £1.13 (2nd Class)
• 751-1kg: £1.54 (1st Class), £1.33 (2nd Class)
• 1-1.5kg: £1.74 (1st Class), £1.53 (2nd Class)
• 1.51-2kg: £1.94 (1st Class), £1.73 (2nd Class)

Parcels

• Up to 1kg: £3.45 (1st Class), £2.95 (2nd Class)
• 1-2kg: £4.45 (1st Class), £3.95 (2nd Class)
• 2-5kg: £5.45 (1st Class), £4.95 (2nd Class)
• 5-10kg: £6.45 (1st Class), £5.95 (2nd Class)
• 10-20kg: £7.45 (1st Class), £6.95 (2nd Class)

Special Services

• Signed For: £1.50 (additional)
• Recorded Delivery: £2.50 (additional)
• Special Delivery: £6.50 (additional)
• Guaranteed Next Working Day: £10.50 (additional)

International Postage

• Airmail Large Letter: £1.35 (up to 100g), £1.65 (101-100g), £1.95 (101-200g)
• Airmail Parcel: £6.50 (up to 1kg), £8.50 (1-2kg), £10.50 (2-5kg)
• International Tracked & Signed: £3.50 (up to 100g), £4.50 (101-100g), £5.50 (101-200g)

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