Loqate
From Charitylog Manual
The system can use an optional address lookup system from Loqate. To use the Address Lookup system you will need to setup an account via the Postcode lookup page within Charitylog.
To setup your account click on the "create a new account instantly" link. And complete the following details;
Click "Save Details" to create your account. Once your account has been created, the screen will change to the following;
To add credit to your account simply click the "Go to your PCA Predict account dashboard" link.