Validate and geocode a Dutch address (paid)
nl_address_lookupRead-onlyIdempotent
Use when you need to check that a Dutch address exists or get its exact spelling and coordinates: official BAG address from postcode + house number or free text, latitude/longitude, BAG ids, municipality, province and CBS neighbourhood code. Cheap address validation for onboarding, delivery and CRM. Source: Kadaster BAG via PDOK. Costs 0.002 USDC via x402, or 1 credit of a Factline API key.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| q | No | Alternative to postcode: free-text address, e.g. 'Visschersplein 1 Utrecht' | |
| addition | No | Optional house number addition | |
| postcode | No | Dutch postcode, e.g. 3511LX | |
| house_letter | No | Optional house letter, e.g. A | |
| house_number | No | House number, e.g. 1 |