MPAN number: what it is and how to find it

MPAN number: what it is and how to find it

Your Meter Point Administration Number (MPAN) is a unique 21-digit reference that identifies your home's electricity supply point in Great Britain. Think of it as a unique identifier for your electricity connection, ensuring your electricity supply point is accurately identified for billing purposes. Understanding your MPAN is a small but significant step towards taking control of your household's energy.

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What is an MPAN number?

An MPAN is a unique reference number for your electricity supply. It is not tied to your physical electricity meter, nor does it change if you switch electricity suppliers. Instead, it is permanently linked to the electricity supply point at your property.

The 21-digit identifier

Every electricity supply point in Great Britain has a unique 21-digit MPAN. This number ensures that your specific electricity connection is accurately identified within the national energy network.

MPAN structure explained

The full MPAN is often displayed in a grid format on your electricity bill, sometimes with a prominent 'S' at the beginning. While the entire 21-digit number is the official identifier, the core 13 digits are frequently what is needed for administrative tasks, such as changing energy providers. This core 13-digit number is usually found on the bottom row of the MPAN grid.

Why your MPAN matters

Knowing your MPAN is crucial for several reasons, empowering you to manage your home's electricity supply effectively.

Switching energy suppliers

Your MPAN is essential when you want to switch electricity suppliers. It allows your new provider to accurately identify your supply point and ensure a smooth transition. Crucially, your MPAN does not change when you switch electricity suppliers.

Identifying your electricity supply

The MPAN uniquely identifies your property's electricity connection, distinguishing it from all others. This is vital for accurate billing and for any maintenance or upgrades related to your supply.

Managing your home's energy

Understanding your MPAN helps you make informed decisions about your energy usage and costs. For example, the average UK home uses around 2,500 kWh of electricity per year, according to Ofgem's medium typical domestic consumption value, effective from 1 July 20261. Knowing your MPAN helps you track your consumption against this benchmark.

How to find your MPAN

Locating your MPAN is usually straightforward. Here are the most common places to check:

Checking your electricity bill

Your most recent electricity bill is the best place to start. Look for a section labelled "MPAN", "Supply Number", or "Electricity Supply Number". It's often presented in a grid format, sometimes prefixed with an 'S'.

Not on your meter

The MPAN is not typically printed directly on your physical electricity meter. The number you see on the meter itself is the Meter Serial Number (MSN), which identifies the device, not the supply point.

Contacting your energy supplier

If you can't find your MPAN on your bill, your current electricity supplier can provide it. They hold all your account details, including your unique supply number. You can also use the "What's My Supplier?" tool, operated by National Grid Electricity Distribution, to find out who your electricity supplier is.

What to do if you can't find your MPAN

Sometimes, despite your best efforts, the MPAN remains elusive. Don't worry; there are still options.

Contacting your distribution network operator (DNO)

As a last resort, you can contact your local Distribution Network Operator (DNO) to obtain your MPAN. DNOs are responsible for the electricity network in your area and keep records of every meter point. You can find out who your DNO is by entering your postcode on the Energy Networks Association (ENA) website. Alternatively, you can call 105, the free national number for power cuts, which will connect you to your local DNO.

Fuse Energy's 24/7 human support

Struggling to find your MPAN or understand your energy details can be frustrating. Fuse Energy offers 24/7 human customer support to help UK homeowners navigate these challenges. Our team can provide practical assistance, demystifying technical terms and empowering you to manage your energy supply with confidence.

MPAN vs MPRN: understanding the difference

It's common to confuse MPANs with MPRNs, but they serve different purposes.

Electricity vs gas identifiers

An MPAN identifies your electricity supply point. An MPRN (Meter Point Reference Number), on the other hand, is a unique reference for your gas supply point. Both are crucial for managing your home's energy, but they relate to different utilities.

What is an MPRN?

An MPRN, or Meter Point Reference Number, is a unique identifier for your property's gas supply point in Great Britain. Similar to an MPAN for electricity, the MPRN ensures that your gas connection is accurately identified for billing and administrative purposes, remaining constant even if you change gas suppliers.

Why both are important

If your home has both electricity and gas, you will have both an MPAN and an MPRN. Knowing both numbers is essential for accurately identifying each supply, ensuring correct billing, and facilitating smooth supplier changes for both your electricity and gas. You can find your MPRN on your gas bill or by using the Find My Supplier website.

Managing your home's energy details, like your MPAN and MPRN, is key to staying in control of your bills. Fuse Energy makes it simple to understand your usage and manage your account with clear pricing and 24/7 human support. Ready to experience a smarter way to manage your energy?

Click here to switch to Fuse Energy today. You can also learn more about our mission to provide clean, affordable energy by clicking here.

References

  1. Ofgem. Review of typical domestic consumption values
Published on 14 May 2026

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Disclaimer

For the avoidance of doubt, this article is provided for informational purposes only and is not intended to constitute legal or financial advice. The author and/or Fuse Energy shall not be responsible for any losses arising out of any reliance on the information contained herein.

MPAN number: what it is and how to find it