01/09/2026
Analogue lines are being retired, shifting all landlines and connected systems to digital IP-based networks.
It’s not just desktop office phones that are affected. Anything connected to an analogue line (including lift emergency phones, security alarms, door entry systems and card payment terminals) will stop working if it isn't upgraded.
Waiting until the last minute risks disruption, lost connectivity and higher migration costs as demand surges.
We’ve put together a clear breakdown of what’s changing and the key steps to take now to keep your business running seamlessly.
Read the full guide to ensure your business lines are ready here:
https://cobalt.so/news/pstn-switch-off-business-lines-no-fallback-2026