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British Gas Contact Number Opening Times – Free 0800 Numbers

Harry Jack Clarke Sutton • 2026-05-22 • Reviewed by Ethan Collins

Finding the right British Gas contact number and knowing when to call can save time and frustration. Whether you need billing help, emergency support, or PAYG top‑up, this guide provides verified phone numbers, opening hours, and cost clarifications based on official sources.

British Gas offers different channels for different needs, and not all numbers are free. Understanding which number to use and when it’s open helps you get through faster and avoid unexpected charges.

Below you will find the most frequently requested contact details, including the main customer service line, free 0800 numbers, and dedicated emergency contacts – all with the latest opening times.

Is British Gas 0333 number free?

The short answer is that 0333 numbers are not free in the same way 0800 numbers are. Calls to 0333 numbers are charged at the standard local or national rate, depending on your phone provider. They are often included in mobile phone call bundles, but it is always worth checking your plan.

British Gas Contact Numbers at a Glance
Department Phone Number Opening Hours Cost Note
Customer Service (General) 0330 100 0056 Mon–Fri 8am–8pm, Sat 9am–2pm Local rate
Free 0800 Number 0800 048 0202 Mon–Fri 8am–8pm, Sat 9am–2pm Free from all UK phones
Pay As You Go 0800 294 8604 Mon–Fri 8am–8pm, Sat 9am–2pm Free
Gas Emergency 0800 111 999 24/7 Free

Key insights on number costs

  • 0800 numbers are free from all UK landlines and most mobile networks. British Gas offers at least two 0800 lines: one for general enquiries (0800 048 0202) and another for PAYG customers (0800 294 8604).
  • 0333 numbers (e.g., 0333 009 5784 for HomeCare) are charged at local rate. They may be included in your mobile allowance – check with your operator.
  • 0345 numbers sometimes appear in third‑party lists, but British Gas does not officially promote them. Rely on the 0800 or 0330 numbers published on the British Gas website.
  • Using the correct number for your query (e.g., billing vs emergency) helps you reach the right team faster and avoids being transferred.
  • Webchat and the British Gas app are often quicker for simple tasks like submitting a meter reading or checking a bill.
Quick‑reference contact details
Department Phone Hours Free?
General Customer Service 0330 100 0056 Mon–Fri 8am–8pm, Sat 9am–2pm No (local rate)
Freephone Alternative 0800 048 0202 Mon–Fri 8am–8pm, Sat 9am–2pm Yes
Pay As You Go 0800 294 8604 Mon–Fri 8am–8pm, Sat 9am–2pm Yes
Gas Emergencies 0800 111 999 24/7 Yes

British Gas free number 0800 opening times

British Gas provides free 0800 numbers for general customer service (0800 048 0202) and for PAYG customers (0800 294 8604). Both lines share similar opening hours, but there are small variations depending on the department.

General 0800 line hours

The freephone number 0800 048 0202 is available Monday to Friday from 8am to 8pm, and on Saturdays from 9am to 2pm. This matches the hours of the main 0330 line, offering a free alternative for those who want to avoid call charges.

Tip for faster service

If you call the 0800 number, you may experience longer wait times during peak hours (lunchtime and mid‑afternoon). Consider using the webchat or the British Gas app for non‑urgent queries – both are free and often faster.

PAYG 0800 line hours

Pay As You Go customers can reach the dedicated line at 0800 294 8604 during the same core hours: Monday to Friday 8am–8pm, Saturday 9am–2pm. This number is specifically for top‑ups, balance checks, and meter issues.

Emergency 0800 lines – always open

The gas emergency number (0800 111 999) and the electricity power cut line (105) are free and operate 24 hours a day, 7 days a week. These numbers should only be used for genuine emergencies such as a suspected gas leak, carbon monoxide alarm, or power outage.

British gas pay as you go contact number

If you use a prepayment meter, British Gas has a dedicated PAYG support line: 0800 294 8604. This is free from UK landlines and most mobiles.

What can the PAYG line help with?

The PAYG team can assist with emergency credit, meter resets, top‑up issues, and switching between credit and prepayment modes. They also handle queries about the app and online account management.

PAYG opening hours confirmed

British Gas states on its Priority Services Register page that the PAYG number is staffed Monday to Friday 8am–8pm and Saturday 9am–2pm. These times are consistent with other official listings.

Alternative PAYG self‑service options

You can top up online through your British Gas account or via the British Gas app. Many PAYG customers find the app quicker than calling, especially for checking balances and viewing transaction history.

Beware of unofficial numbers

Some third‑party websites list 0345 numbers for PAYG support. British Gas does not endorse these. Always use the official 0800 number or the contact details from the British Gas website to avoid misdirection or additional charges.

British Gas contact number 0330

The main customer service number 0330 100 0056 is widely listed by British Gas and third‑party sources such as Information Now. It is not free but is charged at the local rate.

When to use 0330 100 0056

This number covers general billing, account enquiries, tariff changes, and meter readings. It is also the starting point for feed‑in tariff questions, though British Gas has a separate FIT team at 0330 100 0311.

0330 808 3880 – Meter emergency

British Gas also provides a dedicated meter emergency line: 0330 808 3880, which is open 24/7. Use this if your meter is damaged, leaking, or showing no supply.

When are British Gas contact numbers available?

  1. : General customer service (0330 100 0056) – Mon–Fri 8am–8pm, Sat 9am–2pm.
  2. : Freephone 0800 048 0202 – same hours as above.
  3. : PAYG 0800 294 8604 – Mon–Fri 8am–8pm, Sat 9am–2pm.
  4. : Bills & payments 0333 200 5100 – Mon–Fri 8am–6pm, Sat 8am–2pm.
  5. : HomeCare 0333 009 5784 – hours not confirmed but likely standard business hours.
  6. : Meter emergency 0330 808 3880 – 24/7.
  7. : Gas emergency 0800 111 999 – 24/7.
  8. : Power cuts 105 – 24/7.

Holiday adjustments may apply, especially during Christmas and New Year. Check the British Gas Help & Support page for updated seasonal hours.

What is certain and what is unclear about these numbers?

Established information Information that remains unclear
0800 numbers (0800 048 0202, 0800 294 8604) are free from all UK landlines and most mobile networks – high certainty. 0330 100 0056 charges depend on your call plan; some mobile bundles include 03 numbers, others do not – medium certainty.
0800 111 999 is the National Gas Emergency Helpline, available 24/7 and free. 0333 numbers (e.g., 0333 009 5784) are charged at local rate, but whether they are included in your plan varies by provider – medium certainty.
PAYG line hours are confirmed by British Gas’s Priority Services Register page. Opening hours for the HomeCare line (0333 009 5784) are not explicitly stated on official pages; likely standard hours but not guaranteed.
General service hours are consistent across multiple official sources. Holiday adjustments are not published in advance; check the website for seasonal changes.

Why does British Gas use different phone numbers?

British Gas routes calls through several number ranges to manage demand efficiently. 0800 numbers are free for customers but cost the company more to operate, so they are reserved for priority services like emergencies and PAYG. 0330 and 0333 numbers are cheaper for the company while still being affordable for customers, as they are charged at local rate.

For urgent issues – a suspected gas leak, carbon monoxide alarm, or power cut – the dedicated emergency numbers (0800 111 999 and 105) ensure you reach trained operators immediately. For account questions, having your customer number ready will speed up the process.

Alternative contact methods such as webchat and the British Gas app are increasingly recommended for simple queries. They are free, available outside phone hours, and often faster than waiting on hold.

Where do these contact details come from?

The numbers and hours in this guide are drawn from British Gas’s own website and verified by independent directories. Below are the key sources used.

“Call us on 0330 100 0056. Our opening hours are Monday to Friday 8am to 8pm, Saturday 9am to 2pm.”

British Gas – Contact us page

“For Pay As You Go customers: 0800 294 8604, Monday to Friday 8am to 8pm, Saturday 9am to 2pm.”

British Gas Priority Services Register

“03 numbers are charged at the same rate as calls to geographic numbers (01 and 02) and are included in inclusive minutes packages.”

Ofcom – Understanding phone number costs

Additional cross‑reference was provided by Information Now, a third‑party directory that lists British Gas contact numbers as of December 2023. The British Gas emergency page confirms the gas and power cut numbers.

What should you do next?

Before calling, consider whether your query can be handled online. Log in to your British Gas account to view bills, submit readings, and make payments. The British Gas app offers fast access to customer support and smart meter data. Webchat on the website is often the quickest way for simple questions. For complex issues or emergencies, the phone numbers above will connect you with the right team.

For a complete list of contact options, see our full British Gas contact numbers and opening times article. If you need a step‑by‑step guide to save money on calls, our British Gas customer service guide covers bills, payments, and emergency contacts in detail.

Frequently Asked Questions

What is the free phone number for British Gas 0345?

British Gas does not widely publicise a 0345 number. The official free numbers are 0800 ones. 0345 numbers listed on third‑party sites may not be official or may be out of date.

What is the British Gas contact number 0330?

The main general customer service number is 0330 100 0056. Calls are charged at local rate.

What is the British Gas head office contact number?

The head office is not typically for customer queries. Use 0330 100 0056. The head office address is Millstream, Maidenhead Road, Windsor, SL4 5GD.

How do I contact British Gas for feed‑in tariff?

Call the general customer service number 0330 100 0056 or the FIT team at 0330 100 0311.

What is the British Gas top up number 0800?

PAYG customers can top up using 0800 294 8604 (Mon‑Fri 8am‑8pm, Sat 9am‑2pm).

Are 0330 numbers free on mobile?

0330 numbers are charged at local rate. Many mobile plans include them in free minutes, but check with your provider.

What number should I call for a gas leak?

Call 0800 111 999 immediately. This is the National Gas Emergency Helpline, free and available 24/7.

Does British Gas have a live chat?

Yes, British Gas offers webchat on its website. It is often faster than phone for simple queries.

Harry Jack Clarke Sutton

About the author

Harry Jack Clarke Sutton

Our desk combines breaking updates with clear and practical explainers.