A postcode to address API is the engine behind every UK address picker. Send a postcode, get back every deliverable address at that location as clean structured fields — ready to display and store.
What it returns
- Every delivery point at the postcode, from homes to large buildings
- Structured, standardised address fields
- Official Royal Mail PAF accuracy
- Fast responses suited to live checkout
Part of the postcode lookup hub
See the postcode lookup API hub, the address finder and the Royal Mail PAF API.
Frequently asked questions
What does a postcode to address API do?
It takes a UK postcode and returns every deliverable address at that postcode as structured data, so users can select their address. AutoPostcode is powered by Royal Mail PAF.
How many addresses does it return?
All registered delivery points at the postcode — from a single home to large multi-occupancy buildings.
Is it easy to integrate?
Yes — call the REST API directly, or use the no-code WooCommerce/WordPress plugin.
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