This page summarises the main public datasets and APIs used by Postcode Radar, together with the source attribution and operational notes that matter for the current implementation.
Last reviewed: 18 April 2026
Map and place data used by Postcode Radar is attributed as © OpenStreetMap contributors. This attribution appears in the site footer and should remain visible anywhere OSM-derived results are publicly used.
Used for: Local amenities and place data such as schools, supermarkets, gyms, health, shopping, and restaurants.
Licence / terms: Open Database License (ODbL) 1.0.
Notes: Amenity data is served from a Neon PostGIS database populated from the UK Geofabrik OSM extract. Visible attribution to OpenStreetMap contributors is required on the site.
Used for: Postcode geocoding and nearest-postcode lookup for the 'Use My Location' flow.
Licence / terms: See postcodes.io and underlying supplier terms.
Notes: Used for Great Britain postcodes. See postcodes.io terms for full details.
Used for: Crime statistics.
Licence / terms: Public sector information under the Open Government Licence v3.0.
Notes: Cache aggressively and keep attribution visible through the site footer.
Used for: Property price data.
Licence / terms: Public sector information terms as published by the provider.
Notes: Included in the site footer source list.
Used for: Demographics and housing context.
Licence / terms: Public sector information terms as published by the provider.
Notes: Included in the site footer source list.
Used for: Flood and environmental data.
Licence / terms: Public sector information terms as published by the provider.
Notes: Included in the site footer source list.
Used for: School inspection ratings.
Licence / terms: Provider terms as published by Ofsted / GOV.UK.
Notes: The app currently labels school ratings separately from map data.
Used for: Address lookup by postcode (UPRN, street address, building name). Only active when OS_PLACES_API_KEY is set; falls back to GOV.UK address data otherwise.
Licence / terms: Ordnance Survey API terms. Contains OS data © Crown copyright and database right 2026.
Notes: The required attribution wording ("Contains OS data © Crown copyright and database right [year]") appears in the site footer. Update the year in SiteFooter.tsx each January.
Used for: Transport stops and planning data.
Licence / terms: Public sector information terms as published by the provider.
Notes: Included in the site footer source list.
Used for: Constituency and politics data.
Licence / terms: Provider terms as published by the UK Parliament API.
Notes: Included in the site footer source list.
Used for: Broadband speed and availability data (average download speeds, gigabit/superfast/ultrafast coverage percentages, and provider information).
Licence / terms: Open Government Licence v3.0.
Notes: Attribution required. Data is from the annual Connected Nations report. Figures represent area-level averages and may not reflect individual premises.
Used for: Air quality.
Licence / terms: Free for non-commercial use on the current implementation notes.
Notes: Commercial launch needs a licence review or paid plan because the codebase explicitly flags non-commercial use only.
Amenity lookups are served from a Neon PostGIS database populated from the UK Geofabrik OSM extract. Keep the import process documented and the refresh cycle regular. See Docs/neon-db-maintenance.md for the update strategy.
Before any commercial rollout, re-check Open-Meteo usage rights.