105 is the new number to call if you have a power cut. It's free of charge and will put you through to your local network operator who can give you help and advice.
You can also call 105 if you spot damage to electricity power lines and substations that could put you, or someone else, in danger. If there's a serious immediate risk, you should call the emergency services too.
105 is a free service, available to people in England, Scotland and Wales.
You can call the number from most landlines and mobile phones.
Click here for more information and to find your network operator.