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UK Address & Postcode APIs

Every AutoPostcode product for validating, looking up and autocompleting UK addresses — all backed by official Royal Mail PAF data.

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No card required · Royal Mail PAF-verified data

Trusted UK address intelligence

31M+

UK addresses

1.8M

Postcodes

99.9%

Uptime

PAF-verified address lookup

Fast REST API & no-code plugins

GDPR-friendly, UK-hosted

13 pages in this section.

Postcode Lookup API Address Lookup API Address Autocomplete API UK Address Verification Address Validation API Royal Mail PAF API Postcode to Address API Best Postcode Lookup API UK Address Validation API PAF Data Access Address Finder Shopify Address Validation Prevent Failed Deliveries

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