When you are searching for an address, the postcode identifies a group of houses or addresses.
It is designed to assist with the automated sorting of mail.
Valid examples of postcodes are:
- M1 1AA
- M60 1NW
- CR2 6XH
- DN55 1PT
- W1P 1HQ
- EC1A 1BB
If you enter your postcode, we can search for your address on the Royal Mail's address database.