
Spam and scam calls continue to be a growing concern in the UK 02039676770, with millions of people receiving unwanted and potentially harmful phone calls every year. These calls often attempt to steal personal information, commit fraud, or simply disrupt the peace of everyday life. In this article, we’ll look at some of the most reported spam numbers in the UK for 2025, offering insights into the nature of these calls and how to protect yourself. Let’s dive in! 🚀
Top 10 Most Reported Spam Numbers in the UK (2025)
Here’s a quick look at the top reported spam numbers in the UK for 2025. These numbers have been frequently reported for various suspicious activities, including fake tech support, financial scams, and aggressive marketing. Check the table below for a concise overview:
Phone Number | Reported Issue | Common Caller Type |
01977 788417 | Fake energy bill discount calls | Telemarketing Scam |
02045792608 | Cryptocurrency investment scams | Financial Scam |
02039277564 | Unsolicited health insurance sales | Sales Scam |
01865950244 | HMRC tax refund scam | Government Impersonation |
08008620271 | Silent calls and phishing | Call Center Fraud |
02039676770 | Tech support refund scam | Tech Support Scam |
03316303353 | Unsolicited PPI compensation offers | Financial Scam |
03301244030 | Loan approval and debt relief scams | Financial Scam |
02037589440 | Missed call scam for premium rates | Missed Call Scam |
02070434505 | Fake charity donation requests | Charity Scam |
Detailed Breakdown of Each Number
1. 01977 788417 – Fake Energy Bill Discounts
This number has been reported for making calls claiming to offer special energy bill discounts. Callers often pressure people into revealing personal and financial information under the guise of helping them save on their utility bills. These calls are usually part of a broader telemarketing scam aimed at collecting sensitive data.
2. 02045792608 – Cryptocurrency Investment Scams
Scammers using this number often pose as cryptocurrency investment advisors, promising high returns to lure in unsuspecting victims. The goal is typically to trick people into transferring money to fraudulent accounts or investment platforms.
3. 02039277564 – Unsolicited Health Insurance Sales
Many people have reported this number for making aggressive sales pitches for health insurance. The callers often use high-pressure tactics to convince people to share their financial details over the phone.
4. 01865950244 – HMRC Tax Refund Scams
This number has been associated with scam calls pretending to be from HMRC, claiming the recipient is eligible for a tax refund or faces legal action. These calls are particularly dangerous as they exploit the fear of legal trouble to extract sensitive information.
5. 08008620271 – Silent Calls and Phishing
Known for silent calls and occasional phishing attempts, this number has been a nuisance for many in the UK. Often, these calls aim to verify active numbers for future scams.
6. 02039676770 – Tech Support Refund Scams
Fraudsters behind this number often pretend to be tech support representatives, claiming that a customer is owed a refund for a service they never purchased. The goal is to gain remote access to the victim’s device or steal bank details.
7. 03316303353 – PPI Compensation Scams
This number has been linked to unsolicited calls offering PPI (Payment Protection Insurance) compensation. Callers often use misleading information to convince people to share sensitive financial data.
8. 03301244030 – Loan Approval and Debt Relief Scams
Calls from this number often target individuals struggling financially, promising quick loan approvals or debt relief in exchange for upfront fees or personal information.
9. 02037589440 – Missed Call Scams
This number is notorious for missed call scams, where the caller intentionally disconnects after a few rings, hoping the recipient will call back a premium-rate number.

10. 02070434505 – Fake Charity Donation Requests
Fraudsters using this number often pose as charity representatives, attempting to collect donations for fake causes. These scams are particularly harmful as they exploit people’s generosity.
How to Protect Yourself from Scam Calls
Here are a few practical steps to protect yourself from these types of scams:
- Use Call Blocking Apps: Use apps like TrueCaller, WhoCalledMe, and Hiya to identify and block suspicious numbers.
- Register for TPS: Register your number with the Telephone Preference Service (TPS) to reduce unwanted sales calls.
- Report Suspicious Numbers: Report suspected scam numbers to Ofcom or Action Fraud to help others avoid these traps.
- Be Cautious with Personal Info: Never share sensitive information over the phone with unknown callers.
- Stay Informed: Keep up with the latest scam alerts to stay one step ahead of scammers.
Final Thoughts
Spam calls are a frustrating and sometimes dangerous aspect of modern life. By staying informed and using the right tools, you can significantly reduce the risk of falling victim to these scams. Remember to report suspicious calls and share your experiences to help protect others.
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