Unsolicited phone calls are a common nuisance for many individuals across the UK 3316306615. Over the years, telemarketing scams and spam calls have evolved into a widespread problem, with callers often using deception to obtain personal information, financial details, or even steal money from unsuspecting individuals. These calls can come from seemingly legitimate sources, including banks, government agencies, and companies offering products or services, but they are often nothing more than a scam.
In 2025, several phone numbers have been reported by the public and through platforms like TrueCaller, WhoCalledMe, and other spam detection tools as high-risk spam numbers. In this article, we’ll take a closer look at some of the most reported spam numbers in the UK and explore how you can protect yourself from these types of calls.
Quick Overview of Spam Calls in the UK
Spam calls are unwanted phone calls that typically come from telemarketers or scammers. They can be especially troublesome for individuals who are not expecting any incoming calls, particularly as they often happen during working hours, interrupting daily routines.
According to the UK’s Information Commissioner’s Office (ICO), spam calls can range from sales pitches for products you didn’t sign up for to sophisticated scams aimed at stealing your personal and financial data. Many of these calls are automated, also known as robocalls, and might display fake numbers on your phone to trick you into answering.
The rise of spam calls in the UK has led to the implementation of various protective measures and reporting systems, allowing the public to share details of suspicious phone numbers. Below, we’ll dive deeper into some of the most reported spam numbers in 2025.
Top Reported Spam Phone Numbers In The UK
1. 3316307343
- Location: France
- Type: Automated Scam Call
- Reported By: Multiple sources, including TrueCaller and WhoCalledMe
- Common Activity: Robocalls claiming to be from banks or government agencies, requesting personal information.
2. 2033410108
- Location: UK (London)
- Type: Sales Scam
- Reported By: Many users on WhoCalledMe and TrueCaller
- Common Activity: Posing as energy companies, these callers attempt to sell “discounted” services, pressuring recipients to provide sensitive data.
3. 7537149396
- Location: Unknown (Likely International)
- Type: Investment Scam
- Reported By: Numerous complaints on forums and apps
- Common Activity: Cold calls offering fake investment opportunities or claiming to represent fake government grants.
4. 3303413752
- Location: UK (Birmingham)
- Type: Prize Scam
- Reported By: Users on WhoCalledMe, and also reported to ICO
- Common Activity: Claims to inform the recipient about winning a lottery or competition, asking for bank details to “claim” the prize.
5. 2038083197
- Location: UK (London)
- Type: Debt Collection Scam
- Reported By: Numerous spam detection tools and public complaints
- Common Activity: Callers claiming to be from debt recovery agencies, threatening legal action or demanding payment.
6. 1202158180
- Location: UK (Coventry)
- Type: Fake Survey Scam
- Reported By: WhoCalledMe, TrueCaller
- Common Activity: Claims to conduct surveys offering cash prizes in exchange for personal details.
7. 1204891727
- Location: UK (Unknown)
- Type: Insurance Scam
- Reported By: Reported by many users through different spam reporting platforms
- Common Activity: Posing as insurance companies offering fake or inflated discounts to steal personal information.
8. 2034752480
- Location: UK (London)
- Type: PPI (Payment Protection Insurance) Scam
- Reported By: Commonly reported number on WhoCalledMe
- Common Activity: Posing as companies looking to “reclaim” mis-sold PPI insurance, tricking individuals into giving personal information.
9. 3316306615
- Location: France
- Type: Loan Scam
- Reported By: Several complaints filed on WhoCalledMe
- Common Activity: Claims to offer loans at incredibly low interest rates, requiring upfront fees to “secure” the loan.
10. 1218231410
- Location: UK (Birmingham)
- Type: Survey Scam
- Reported By: Repeated complaints via ICO and WhoCalledMe
- Common Activity: Pretending to be from market research firms, offering fake surveys and asking for banking details for “validation.”
Spam Call Frequency & Reports
Here’s a breakdown of the frequency and nature of complaints regarding these numbers as reported by various spam detection tools:
| Phone Number | Frequency of Reports | Type of Scam | Common Complaint |
| 3316307343 | High | Robocall / Banking Scam | Asking for personal or banking details |
| 2033410108 | High | Sales Scam | Offering fake discounts for services |
| 7537149396 | Medium | Investment Scam | Offering fake investment opportunities |
| 3303413752 | High | Prize Scam | Claims of winning a prize, asking for fees |
| 2038083197 | High | Debt Collection Scam | Threatening legal action for unpaid debts |
| 1202158180 | Medium | Survey Scam | Asking for personal details for a prize |
| 1204891727 | Medium | Insurance Scam | Offering fake insurance deals |
| 2034752480 | High | PPI Scam | Offering PPI claims for a fee |
| 3316306615 | Medium | Loan Scam | Offering loans, asking for upfront fees |
| 1218231410 | Medium | Survey Scam | Asking for banking details for survey |
What Are People Saying About These Numbers?
Spam calls are frustrating for most recipients, often leading to anger or stress. The public reports from platforms like WhoCalledMe and TrueCaller reveal that many people feel targeted by these fraudulent phone numbers. Here are some common themes from user complaints:
- Frustration and Anxiety: Many report feeling pressured into giving away personal details, especially during robocalls that demand immediate responses.
- Misleading Tactics: Callers often pretend to be from legitimate organizations, such as banks or official bodies, making it harder for individuals to recognize the scam immediately.
- Repeated Calls: Even when individuals block a number, spam callers often change their phone number and continue calling.
How to Block and Report These Spam Numbers?
If you receive a call from any of the numbers listed above (or any unfamiliar number), there are several steps you can take to protect yourself:
1. Block the Number:
Most smartphones allow you to block specific numbers directly. If you get a call from a suspicious number, simply block it.
2. Use Spam-Blocking Apps:
Download apps like TrueCaller or Hiya, which help identify and block spam calls automatically. These apps often have real-time reports from other users, helping identify numbers as spam.
3. Report the Number:
If you receive a scam or spam call, report it to platforms like WhoCalledMe, the Information Commissioner’s Office (ICO), or ActionFraud. Reporting helps authorities track fraudulent activity and warn others.
4. Register with TPS (Telephone Preference Service):
In the UK, you can register your phone number with the Telephone Preference Service (TPS) to stop unsolicited sales calls.
5. Stay Vigilant:
If you’re unsure about the legitimacy of a call, never provide personal details, including bank account numbers or passwords. Instead, hang up and contact the organization directly through official channels.
Is It a Scam or Legitimate?
Many of the numbers listed here may initially appear legitimate, especially those claiming to offer services or products. However, it’s important to question unsolicited calls, particularly when:
- You haven’t applied for a service or loan.
- The caller is pressuring you to act quickly or provide financial information.
- The call is from an unfamiliar number or location.
Tip: Always verify the number by searching it online or using one of the spam-detection apps mentioned above. If it’s listed as a scam, hang up immediately and block the number.
Protecting Yourself from Scam Calls
Protecting yourself from scam calls involves a combination of proactive measures:
- Use call-blocking technology like call filters, apps, or devices to screen unwanted calls.
- Be cautious when answering calls from numbers you don’t recognize.
- Educate family and friends about the dangers of unsolicited calls and how to avoid them.
What to Do If You’ve Fallen Victim to a Scam?
If you’ve already provided sensitive information to a scam caller, follow these steps immediately:
- Contact your bank or financial institution to freeze any accounts or cancel any transactions made through the scam.
- Report the incident to ActionFraud or the ICO.
- Check your credit report for any suspicious activity.
- Notify your mobile provider to block further calls from the scammer.
Conclusion
In 2025, spam and scam calls are an ongoing issue in the UK. The numbers listed in this article represent a small fraction of the many fraudulent calls that happen daily. Whether through robocalls, sales scams, or fake offers, these numbers can be highly invasive, and it’s essential to stay informed and vigilant.
Blocking suspicious calls, reporting them, and using technology to protect yourself can significantly reduce the risk of falling victim to these scams. Always verify the legitimacy of a call and never provide personal or financial information to unknown callers.
If you come across any of these numbers, remember to report them to help others avoid the same pitfalls. Stay safe and stay protected!
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