
Postcode Lookup
Search and validate UK addresses with a postcode
Use the most familiar and fastest way to find an address with our postcode search service
Integrate Postcode Lookup
Quick integration with our dedicated plugin. Continually updated and tested, Postcode Lookup also has dozens of low or no code integrations
Postcode Lookup is the most accessible, easy-to-use and widely understood address search type in the UK
Our Postcode Lookup tools allow for extensive customisation so you can seamlessly add it to your form
Customise address capture behaviour to exclude specific areas and localities
Also comes with great documentation with lots of examples and demo code
Enter your postcode and select your address
Why use Postcode Lookup?

Great User Experience
Postcode lookup is the most familiar and fastest way to accurately retrieve an address in the UK

Easy to Integrate
We provide ready-made, customisable postcode finder libraries with excellent technical and account support to get you started quickly

Ensure Data Quality
Retrieve the correct postcode addresses with every search. Our address datasets are updated everyday
Why Ideal Postcodes
Cutting Edge
The most fully-featured UK address validation and postcode lookup tools available
Unmatched Accuracy
Access the UK's most accurate data with rootftop accurate geolocations, UPRN and more
Well Supported
Simple integration with clear documentation, open-source libraries and live support
Data Protected
ISO-27001 Certified and GDPR Compliant. Your customer data never leaves our UK and EU data centres
Agile Framework
Scale your business and improve operations with a faster and more efficient process
High Quality
Ideal Postcodes embraces continuous improvement and launches industry leading solutions
Social Responsibility
We believe in giving back to the community. Our address validation solutions provide screen reader compatibility
Convenience
Easy products,integrations, documentation simplified billing and a great user interface
You're in good company
Get Started in 3 steps

Sign up and create an API Key

Integrate our API with free test methods

Purchase lookups when ready to go live