Find out how postcodes work and view our Postcode Directory and maps.

How postcodes work

When you use a postcode you help us to make sure your mail is delivered to the right address.

Postcode Directory

Find a New Zealand Post postcode for urban streets, rural delivery areas and box lobbies with our postcode directories.

Postcode maps

If you are looking for a postcode, you can find it quickly with our Address and Postcode finder.