Address Validation Made Simple
We help businesses improve UX and data quality with our Address Finder, Postcode Lookup & Data Cleansing
Our robust and effortless API is trusted by businesses over a billion times a month
Simple to Install
Use one of our many plugins to install address validation with no or little code or use our address finder API
Address Autofill
Quickly corrects common mistakes in addresses as you type, thanks to fuzzy matching
Screen Reader Accessible
Our address capture enables those relying on screen readers to complete their addresses easily and independently
UK & International Data
UPRN & Rooftop Geocodes included with every address lookup for the most detailed and accurate addresses
Try out Address Finder
You're in good company
Integrations
Streamline the process of adding address validation to your website or app with our ready-made solutions, saving you time and effort.
Customer Stories
"Extremely reliable service. Our onboarding process provides a smooth welcome to new customers"
Jason Maude
Chief Technology Advocate
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"Find out how Duke of Edinburgh reduced cost, increased data accuracy and freed developer resources"
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"We found Ideal Postcodes had comprehensive and straightforward documentation. It was also important for us to find a cost-effective service for our customers and with the simple pricing, Ideal Postcodes was just that."
Elliot Gresham
Technical Director,Subscriber CRM
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"Ideal Postcodes have been a pleasure to work with. Not only is the service they offer brilliant, the technical support we have received has been unmatched by any other look up provider."
Anisa Darcy
Digital Marketing Executive
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
Our Services
Convert customers faster with our other integrated services
Try Address Validation for Free
Risk-free | No credit card required