• Business Name: Npower
  • Head Office Number: 0843 218 9637
  • Opening Times: 9am-7pm
  • Head Office Address:  npower
    PO Box 177
    Houghton le Spring
    DH4 9AQ
  • Website:


RWE Npower NPC, which trades under the name Npower, supplies electricity and gas to UK homes and businesses. The company was established in 2000 under the name Innogy and traded under that name until 2002, when the company officially changed its name to Npower. The company sponsor clubs all over the UK and support the Macmillan cancer charity.

Npower Connection Numbers

Company Number
Gas and Electricity Info 0843 218 9637
Account Issues 0843 557 2716
Boiler and Heater Info 0843 208 1762
Saving Energy 0843 218 9630
Moving House 0843 208 1762
Smart Meters 0843 218 9637

By calling the above numbers, we can connect you to those Npower departments. All calls to this number cost 7 pence per minute, plus your telephone network access charge. Please note we are not associated with any of the companies listed on this website. We offer a call connection service.

Gas and Electricity with Npower – 0843 218 9637

Npower offer a range of Gas and Electricity tariffs for their customers, new and old. On the Npower website, you can choose by order of preference how you would like to pay for your tariff, be it via direct debit or prepayment.
Npower tariffs differ every few months. However, if you visit the NPower website you will see a list of their most popular and current tariffs. Some tariffs are only an online exclusive to Npower, and can only be purchased online. Their most popular tariff is the Feel Good Fix tariff, which has fixed rates up until certain dates over the next few years. For more information on this tariff, call the above number and you will be put in contact with a member of the customer services department.

Many other tariffs are available from Npower. However, not all are available to purchase online and maybe need to be tailored to you and your household/business needs. For more information on how to get the best tariff for you, ring the number above or visit the Npower website for more details. You may be asked questions regarding your address and name, however, you will not be required to give out personal details such as bank account details at such an early stage.

Your Npower account – 0843 557 2716

Your account with Npower has all the information on your current tariff and price plan. As well as information on any outstanding bills. To access your account with Npower, simply log in using the name and password you made to purchase your tariff. If you cannot remember this, simply click “forgotten username” or “forgotten password”. Your username could potentially be the email address you used to sign up for Npower.

Boilers and Heaters with Npower – 0843 208 1762

Under the Energy Companies Obligation, you may qualify for a free boiler or insulation with Npower. To qualify, you need to live in the UK and fall under the criteria. The criteria can be found on the Npower website, and could mean that you receive a free energy efficient boiler. If you wish for more information on this service, call the number above and you will be put in contact with a member of the Npower customer sevices team.

Save energy with Npower – 0843 218 9630

Npower believe in the preservation of energy where it can be preserved. On their website, you can find a range of information on saving energy with them. Npower also sell a range of products relating to saving energy, these include solar panels, loft insulation, heat pumps, and external wall insulation materials. These are all offered at a discount price if you are already a customer with Npower. For more information on these products, ring the number above.

For information on how to save energy at home, Npower has a dedicated web page. Npower will also send you email updates on the latest ideas on how to save energy in the home and in your business when you set up an account with them.

Moving House – 0843 208 1762

If you are moving house, you need to inform Npower in the unlikely event that you are over or undercharged on your monthly bill. To inform Npower of the move, simply ring the number above or visit the Npower website, where you will find guides on how to inform Npower of your move.

Smart Meters – 0843 218 9637

Yes, Npower sells smart meters to new and existing customers. The UK government wants every house in the UK to be fitted with a meter by 2020. A smart meter lets you see and control how much energy you use. In turn, this allows you to find ways to save energy in your house without the need for drastic change. Small changes to your everyday routine could save you upwards of £20 a month.

Frequently Asked Questions about Npower

Does Npower have a graduate scheme?

Npower offer a range of graduate schemes and jobs for a number of different degrees. From business leadership, finance, quantitive risk and commercial analyst roles and schemes. For information on your qualifications, and whether you could apply for a role with Npower, ring the number above or head over to the Npower graduate site.

Does Npower have an emergency contact number?

If you need to contact Npower in the case of an emergency, you can ring 0800 111 999, and someone will help you as soon as they can.

Can I email Npower with a query?

If you would like to contact Npower, either to make a complaint or to make a query, and you do not wish to speak over the phone, you can email them at Once you have sent your email, you should receive a reply within 2 weeks. If this time has passed and you have not been contacted by Npower, we advise that you call the number above and we will connect you with a helpful member of the customer service team.