The PSTN switch off will take place on 31st January 2027. Here's what you need to know...
The big switch off
Ready for the big switch off?
Back in 2017, Openreach announced the shutdown of the old analogue phone network, PSTN and ISDN.
That means any services running on traditional copper phone lines, including some broadband connections, will stop working unless upgraded.
Whether you’re already planning your switch or just getting started, our experts are here to help. We’ll walk you through your options and how to future-proof your network.

Need some help?
Latest insights
- Secure networks
- Microsoft
- Secure networks
Is connectivity really a commodity?
If connectivity really were a commodity, failures wouldn’t be so expensive. Ben explores this concept here.
Ben Moorhouse
Business Development Director (Secure Networks)
Killing the productivity killer
Workplace interruptions are costing the British economy £488 billion a year: Could agentic AI be the cure?
Nasstar
Content Team
Why every network should be treated like coffee shop Wi-Fi: The data behind the Zero Trust revolution
If you wouldn’t trust coffee shop Wi-Fi, why would you trust your corporate network? Grab a coffee, and we'll unpack.
Rebecca Hopwood-Keay
Marketing Manager (Secure Networks)


