<p>This is the User Guide for the ONS UPRN Directory (ONSUD) for
Great Britain as at February 2018. The ONSUD relates the Unique Property Reference
Number (UPRN) for each GB address to a range of current geographies. (File Size
- 283 KB)</p>
<p> </p>
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FAQ
Frequently Asked Questions
Some basic informations about API Store ®.
Operation and development of APIs are currently fully funded by company Apitalks and its usage is for free.
Yes, you can.
All important information such as time of last update, license and other information are in response of each API call.
In case of major update that would not be compatible with previous version of API, we keep for 30 days both versions so you will have enough time to transfer to new version. We will inform you about the changes in advance by e-mail.