BROADBAND · VOIP LANDLINE SWITCH OFF EXPLAINED
VoIP & Landline Switch-Off Explained
Understanding the UK landline switch-off and transition to digital VoIP services.
Quick summary
- The old copper landline network is being retired
- All landlines will move to digital VoIP
- Phones will connect via your broadband router
- Power cuts may disrupt service without backup
- Vulnerable users must be offered additional support
For information only
The UK’s traditional copper phone network (PSTN) is being switched off. All landline services are moving to digital technology using broadband connections. This guide explains why the switch-off is happening, what Voice over Internet Protocol (VoIP) means, how it affects households and what vulnerable customers need to know. This is general information about UK telecom changes. It is not personal advice.
Why Landlines Are Switching Off
The Public Switched Telephone Network (PSTN) is being retired by 2025. Ageing infrastructure is being replaced with digital networks.
What Is VoIP?
Voice over Internet Protocol allows phone calls over broadband instead of copper lines.
Impact on Households
- Phone plugs into router
- Broadband required
- Power cuts may disrupt service
Vulnerable Customers
Providers must offer support and battery backup solutions for vulnerable users.
What To Do Now
- Check if your provider has migrated
- Ensure router backup if needed
- Confirm alarm systems compatibility
Key takeaways
- • Traditional landlines are ending
- • Broadband becomes essential for calls
- • Battery backup important for vulnerable users
- • Phone numbers remain the same
Will I lose my landline number?
No. You can usually keep your number when migrating to digital voice.
Do I need fibre broadband?
Not necessarily fibre, but you must have broadband.
What happens if I refuse migration?
The copper network will be withdrawn nationally.
Can I use my existing phone?
Often yes, using a digital adapter.
What if I am vulnerable?
Inform your provider. They must offer additional support.
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