Finding All UK Postal Addresses: Official Sources

Comprehensive UK address data is available through several authoritative sources:

1. Royal Mail Postcode Address File (PAF)

• Official, definitive database — 30M+ addresses
• Subscription via Royal Mail Address Management
• Gold standard for accuracy, updated daily

2. Ordnance Survey AddressBase

• Geospatially referenced — includes coordinates, property classifications
• Products: AddressBase Core, Plus, Premium, Islands
• Purchase from OS or licensed partners

3. Free / Low-Cost Options

• Google Maps / Online mapping: Search by name, street, postcode
• UK Government Open Data: Postcode directories (ONS, OS OpenData)
• Local council websites: Some publish address lists

4. Commercial Data Providers

Experian, Loqate, CraftyClicks, Ideal Postcodes—enrichment, validation, API access.

UK Address Format

Standard: Building/Number, Street, Locality, Post Town, County (optional), Postcode

For bulk/legal/commercial use: PAF or AddressBase. For lookup: Google Maps or Royal Mail postcode finder.