Increase basket
conversion by up to 40%

Decrease failed
deliveries by up to 75%

Simple plugin for most
eCommerce platforms

Postcode to address lookup

Postcoder enables people to use their postcode to lookup and fill in their address. Postcode lookup is up to 80% faster than typing an address manually. Automatic address verification provides addresses that are 100% up to date and postally correct.

Predictive address autocomplete

Postcoder suggests valid addresses to people as they type their address or postcode. Address autocomplete is Google for addresses – instantaneous results and no button to click. Create a great user experience and capture verified addresses.

30 million+ UK delivery addresses

1.8 million UK postcodes

1.4 million UK business addresses

Daily Royal Mail data updates

100% uptime

Benefits for your customers

  • Simple, fast form completion
  • Real-time address matching
  • Reassuringly professional and efficient
  • Familiar user experience for UK users
  • Reduce delivery issues

Benefits for your business

  • Improved shipping and delivery
  • Simple, easy technical integration
  • Higher conversions
  • Clean, validated data entry
  • Reduce payment and customer support issues


We have payment options to suit every type of business, from pay-as-you-go credit packs to monthly plans to high volume licences.

The more lookups you buy, the lower the price per lookup.

Have a Question in mind?

If you have a question, don’t hesitate to get in touch.