King charles iii mailing address

As the monarch of the United Kingdom, King Charles III's official mailing address is:

His Majesty The King Buckingham Palace London SW1A 1AA

However, it's worth noting that the Royal Family does not typically respond to personal letters or requests from the general public. The Queen's official correspondence is handled by the Royal Household, and any letters or requests should be addressed to the relevant department or official.

If you're looking to contact the Royal Family or the Royal Household, you can try the following addresses:

Please note that these addresses are for official correspondence only, and the Royal Family does not typically respond to personal letters or requests.