This page provides the details of known data issues and service disruptions impacting the OS Open Names product. It also provides information on any planned maintenance periods.
There are no live known data issues for OS Open Names at this time.
To report an issue not currently listed here, please visit the 'Contact us' page on the OS website.
There is no live service disruption for OS Open Names at this time.
Impacted data
The recent service disruption that impacted the OS Open Names January 2026 release has now been resolved.
Disruption description
Until 03 February 2026 (when the issue was resolved), new orders placed for OS Open Names received data from October 2025 release of the product, rather than data from the January 2026 release. Now that the latest data is available, any customer orders that include updates will be processed promptly.
Resolution update
We are pleased to inform you that the disruption has been resolved as of 03 February 2026. Customers ordering OS Open Names will now receive the January 2026 refresh data.
No maintenance events are currently scheduled that will impact the availability of OS Open Names.
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