First, check out Postcoder. This all-purpose API is geared for fast address lookup and form validation to help you get better conversion rates and better customer data. It offers a variety of features like mobile validation, address lookup, rooftop geocoding, OTP verification, bank validation and email validation. It works in 244 countries, with an average of 700,000 API requests per day, with 99.99% historical uptime. It's good for companies that have a lot of customer data and that have seen notable improvements in form conversion rates and data quality.
Another good option is Clearbit. This data enrichment tool is geared for B2B teams, with a variety of tools to flesh out CRM data, score leads and optimize forms with AI and public data sources. Clearbit offers cleaned and standardized data sets, real-time lead scoring, buying intent signals and form optimization. It can be easily integrated with common tools so you can easily get data in and out, and it works with companies of all sizes, with a promise of a big boost to form conversions and lead quality.
If you're in the UK and want to improve data quality and user experience, Loqate is worth a look. This address verification, data validation and geocoding software can help you find the correct UK addresses, which can improve data quality, conversion rates and user experience. Loqate offers features like postcode address verification, geocoding, capture, verify, data maintenance, email validation, phone validation and bank validation. Its easily deployable and scalable APIs mean it can be used for local or global use, with higher match rates and precision everywhere.