This guide is for after electricity returns. See emergency calls during a power cut and use a charged mobile for 999 if needed.

Wait at least ten minutes after power returns before reporting a fault.

Internet works but phone does not?

Check the phone cable into Phone1 on the box and test another handset.

Need 999 during the cut?

Use a charged mobile if the home phone is dead. See emergency calls during a power cut.

Phone not working after a power cut

Guide reference: HG-0092

Quote this reference if you contact us about this guide.

Approx. 2 min read

Restore service after power returns. After power returns, check mains power, restart your phone equipment, wait at least three minutes, then test dial tone.

Don't worry after a power cut. This guide is for when electricity has come back but your phone is not working yet.

Quick answer

Choose your service type below. Physical line, Home2Phone, Home2Mobile, and your own broadband follow different setup and fault steps.

Which service do I have?

Check your welcome letter if you are unsure.

Physical line: you have a router or adapter box at the main phone socket or fibre box.

Home2Phone: we supply a Geemarc GSM box or GSM handset with the SIM, same service as Home2Mobile, but with equipment we support.

Home2Mobile: same SIM service. We send the SIM only and you use your own mobile phone.

Your own broadband: we supply a telephone adapter. You connect it to your own internet router. Your phone plugs into Phone1 on the adapter.

Phone not working after a power cut

Which service do I have?

Phone not working after a power cut: choose your guide

Physical line

Home2Phone

Mobile

Your own broadband

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