The current cost of a large 1st class stamp is £2.60.
To qualify as a large letter for postal purposes, your item must meet specific dimensions and weight limits. This allows for items larger than a standard letter, such as A4 documents, brochures, or small, thin items that fit within the specified criteria.
1st Class Stamp Prices and Mail Formats
Here's a detailed breakdown of 1st Class stamp prices based on the mail format and maximum size:
| Format | Maximum Dimensions | Maximum Weight | Price |
|---|---|---|---|
| Letter | 24cm long, 16.5cm wide, 5mm thick | Up to 100g | £1.65 |
| Large Letter | 35.3cm long, 25cm wide, 2.5cm thick | Up to 100g | £2.60 |
It's essential to measure and weigh your mail accurately to ensure it fits the correct category and to avoid any additional charges or delays in delivery.
For the most current information on postal prices and services, including other parcel sizes and international mail, it's always best to consult the official Post Office website.
