When scammers pretend to be London Mutual Credit Union

Scammers use technology to make calls appear from your bank’s real number—here’s how to protect yourself from impersonation.

25 January, 2022

Money skills & financial tips

Your phone rings and the caller ID shows “London Mutual Credit Union.” The person sounds professional, uses your name, and mentions your account. They’re calling because there’s been suspicious activity that needs sorting out immediately. Everything seems legitimate – except we didn’t actually call you.

Scammers are using technology called “number spoofing” to make their calls appear to come from a genuine phone number. When you look at your screen, you see our name and number, but you’re actually talking to a criminal who’s nowhere near our offices.

Why credit union members are being targeted

Criminals have realised that people have different relationships with their financial providers compared to other types of companies. 

Scammers exploit this trust. They know that when “your credit union” calls with a problem, your instinct is to be helpful and co-operative rather than suspicious. They’re counting on the personal relationship you have with us to bypass your usual caution about sharing financial information over the phone.

The technology they use makes these calls incredibly convincing. It’s not just that your caller ID shows our number – some systems can play the actual hold music or use recordings of genuine staff voices they’ve obtained from other sources.

How these fake calls work

The scammer typically creates urgency by claiming there’s been unusual activity on your account. They might say your card has been used fraudulently, that someone’s trying to access your online banking, or that there’s some security breach that affects your account specifically.

To “help” resolve this, they need you to verify your identity by providing information like your full card details, PIN, or online banking password. They position this as a normal security check rather than them asking for sensitive information.

Sometimes they’ll claim you need to move money to a different account temporarily while they investigate the problem. This sounds reasonable because they’re presenting themselves as your protectors, helping you secure your finances during a crisis that doesn’t actually exist.

Throughout the conversation, they maintain the professional, helpful tone you’d expect from genuine customer service. They’re not obviously trying to trick you – they’re positioning themselves as solving a problem for you.

What London Mutual will never ask you over the phone

We want to be completely clear about our actual procedures so you can immediately spot fake calls:

We will never ask for:

  • Your complete PIN or online banking password
  • All the digits of your card number (we might ask for the last four digits only)
  • You to move money to any other account for “safety” or investigation purposes
  • Remote access to your computer or phone
  • You to purchase any kind of vouchers or make unusual payments

We will never:

  • Send someone to your home to collect cash, cards, or documents
  • Call you from withheld numbers claiming to be from our fraud team
  • Refuse to let you hang up and call us back to verify the conversation
  • Create pressure that you must act within minutes to protect your account

What we might legitimately do:

  • Call to notify you about genuinely unusual transactions and ask if you authorised them
  • Ask you to confirm the last four digits of your card for verification
  • Suggest you contact us if you notice anything suspicious on your account
  • Block certain transactions temporarily if we have genuine security concerns

The fool-proof way to protect yourself

There’s one simple action that will immediately expose any scammer pretending to be us: hang up and call us back on the number you trust.

Here’s exactly how to do this:

  1. End the call politely – you don’t need to explain why or argue with the caller
  2. Wait 3-5 minutes to ensure your phone line has fully disconnected
  3. Call us back using the number on your bank card, a recent statement, or our official website
  4. Ask about the issue the previous caller mentioned

If the call was genuine, we’ll have a record of the issue and can continue helping you. If it was a scammer, there won’t be any problem with your account, and you’ll have just saved yourself from a serious fraud attempt.

The key is never using any phone numbers provided by the suspicious caller – always use contact details you already trust.

Red flags specific to credit union scams

Scammers targeting credit union members often make specific mistakes that reveal them:

  • They don’t know our actual procedures: Real London Mutual staff understand our systems and won’t ask you to do things that don’t match how we actually operate
  • They can’t answer questions about your account history: While they might know basic information about you, they can’t provide details about your actual banking relationship with us
  • They get frustrated when you want to verify their identity: Legitimate staff expect members to be cautious and are happy to wait while you confirm who you’re speaking with
  • They discourage you from visiting our branch: Real staff might suggest you pop in to see us in person if you’re concerned about account security

If you’ve received a suspicious call

Even if you didn’t provide any information, it’s worth contacting us to report the attempt. We track these scams to warn other members and work with authorities to disrupt the criminal operations behind them.

Call us on 020 3773 1751 or visit our branch to report suspicious calls claiming to be from London Mutual. We can quickly check if there are any genuine issues with your account and confirm whether any recent calls actually came from us.

If you’ve already shared information

If you provided personal or financial information during a suspicious call, contact us immediately. We can:

  • Secure your account and monitor for any unusual activity
  • Advise whether you need new cards or need to change your online banking passwords
  • Help you report the fraud to the appropriate authorities
  • Guide you through any other protective steps specific to what information was shared

Don’t feel embarrassed – these scams are sophisticated and designed to fool people. The important thing is getting help quickly to minimise any potential damage.

Why this matters to our community

As a mutual, we’re owned by our members and committed to protecting each other from financial crime. When scammers target our members, they’re attacking our entire community.

Every member who understands these tactics and knows how to respond makes our whole community safer. By hanging up on suspicious calls and verifying them independently, you’re not just protecting yourself – you’re helping to make these criminal operations less profitable and less likely to succeed.

Your caution and vigilance protect not just your own finances, but contribute to the security of all London Mutual members. That’s how mutuals work – we look out for each other.

Good to know

The contents of this article are intended for informational purposes only, and do not constitute financial advice. Always consult a qualified professional for independent advice if you are unsure about whether a financial product or strategy is suitable for you.

London Mutual Credit Union

Serving over 33,000 members across the London Boroughs of Southwark, Lambeth, Westminster and Camden, London Mutual is one of the UK's largest credit unions. Founded in 1982, London Mutual serves members across local government, the armed forces, healthcare and education.
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