Map of the world

Welcome to Listmark

We specialise in high-quality geographic location information for the United Kingdom, providing clean, developer-friendly datasets that are used by hundreds of businesses and individuals worldwide.

Open Development

Every product comes with exceptionally flexible and permissive licensing as standard, giving you the freedom to work how you want without restrictive conditions getting in the way.

Fully Guaranteed

We only use high-quality data from official Government sources in our products, meaning that you can relax and rest assured that your data is sound, accurate and complete.

Built for Speed

There's no complicated conversions or setup necessary – all of our products are designed to work perfectly with a range of databases, GIS systems and spreadsheets out of the box.


UK postcodes list

List of UK Postcodes

  • All 1.75 million postcodes in the United Kingdom and Northern Ireland.
  • Includes Postal Town, County, Country and full coordinates.

List of Canadian Towns and Cities

  • Directory of over 25,000 settlements, across all provinces and territories.
  • Includes map reference, settlement type and full coordinates.
Image of Toronto and other cities in Canada