Civic Tech Field Guide
Sharing knowledge and productively growing the field
Postcodes
Postcodes.io is a free, open-source API that provides access to UK postcode and geolocation data. It offers a range of convenient methods for looking up, validating, and reverse geocoding postcodes, as well as retrieving nearby postcodes and outward codes.
| Last Modified: | 2/21/2025 |
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| Added on: | 2/21/2025 |
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Civic Tech Field Guide
Civic Tech Field Guide