
In the UK, phone scams and unsolicited calls have been on the rise, with many people facing issues with spam calls from unknown numbers. These calls range from marketing promotions to more sinister phishing attempts. As technology advances, so do the tactics used by scammers and spammers. However, tools like TrueCaller, WhoCalledMe, and other tracking services help identify these numbers and warn users about the risks they pose.
In this article, we will explore the top reported spam phone numbers in the UK for 2025, offering insights into each number’s history, the type of scam it might be associated with, and how to protect yourself from these nuisance calls. We’ll also include a helpful table for easy reference and tips on what to do if you encounter these numbers.
Quick Overview of Spam Phone Numbers in the UK
Spam calls are a serious concern for mobile phone users in the UK. These unsolicited calls can range from harmless marketing messages to dangerous attempts to steal personal information or money. In 2025, spam calls continue to flood both mobile and landline phones, leading to a growing demand for tools that can help identify these calls.
Here, we’ll dive into the specific phone numbers that have been reported as spam or scam calls. These numbers have garnered attention on websites such as TrueCaller, WhoCalledMe, and other spam tracking platforms.
Table of Top Reported Spam Numbers in the UK (2025)
Phone Number | Reported Scam Type | Location/Origin | Common Complaints |
1738408739 | PPI Claims / Personal Injury Claims | Unknown | Often claims to offer PPI refunds or insurance |
1977788417 | Debt Collection / Loan Scams | UK-based | Aggressive tactics, threats of legal action |
1274041023 | Telemarketing / Subscription Scams | Unknown | Offering fake products or services |
1792722617 | Fake Prize Scams / Lottery Fraud | UK-based | Claims of winning a large prize, demands fees |
1618201220 | Car Warranty Scams / Service Calls | UK-based | Offers fake car warranty renewals |
3316309046 | International Scams (Potential Phishing) | International | Requests personal details, potential fraud |
1918239030 | Loan and Credit Scams | UK-based | Claims to offer quick loans with high interest |
1388224992 | Tax Scams / HMRC Impersonation | UK-based | Threatens legal action from HMRC |
1204935816 | Fake Charity Donations / Fundraising Scams | Unknown | Pretends to raise money for charitable causes |
1438382070 | Unsolicited Marketing Calls | UK-based | Unwanted marketing for products or services |
1. 1738408739 – PPI Claims / Personal Injury Claims
One of the most common spam calls reported in the UK in recent years is related to PPI (Payment Protection Insurance) claims. If you’ve ever had a loan or mortgage, chances are you’ve been called by scammers like the number 1738408739. These callers claim that you are entitled to a PPI refund, often asking for personal information to help them “process” the claim.
Common Complaints:
- Requests for personal information such as bank account details.
- Promises of large payouts but no actual refund.
- Aggressive tactics or multiple follow-up calls.
How to Protect Yourself:
- Report to WhoCalledMe or TrueCaller if this number contacts you.
- Do not share any personal details over the phone.
- Be cautious of any unsolicited call regarding financial claims.
2. 1977788417 – Debt Collection / Loan Scams
The number 1977788417 has been flagged for debt collection and loan scams. Scammers often use this number to impersonate legitimate debt collection agencies, pressuring individuals into paying debts they don’t owe or tricking them into signing up for fake loans.
Common Complaints:
- Calls often come with threats of legal action or wage garnishment.
- Offers to clear “outstanding debts” for a fee.
- Uses aggressive tactics to intimidate the recipient.
How to Protect Yourself:
- Don’t give in to pressure tactics; ask for verification.
- Contact your bank or a financial advisor if you are unsure.
- Block and report the number to Ofcom.
3. 1274041023 – Telemarketing / Subscription Scams
1274041023 is another commonly reported spam number related to telemarketing scams. Callers often claim to offer free trials, discounted services, or subscription-based products. They might even claim to represent popular companies.
Common Complaints:
- Offers of free trials that result in hidden charges.
- Promises of discounts or limited-time deals.
- Difficulty in canceling subscriptions once signed up.
How to Protect Yourself:
- Don’t share your card details over the phone.
- Always read the terms and conditions before signing up for any service.
- Use call-blocking services like TrueCaller to avoid unwanted calls.
4. 1792722617 – Fake Prize Scams / Lottery Fraud
1792722617 is known for being associated with fake prize and lottery scams. Callers using this number typically claim that you’ve won a large sum of money or a valuable prize, only to ask for an upfront fee or your personal information to “process” the claim.
Common Complaints:
- Claims of winning large sums but requiring payment or bank details.
- Calls are often vague about how the “prize” was won.
- People are tricked into paying fees for non-existent prizes.
How to Protect Yourself:
- Do not pay any money upfront for a prize.
- Legitimate lotteries do not ask for money to claim winnings.
- Report the number to ICO or WhoCalledMe.
5. 1618201220 – Car Warranty Scams / Service Calls
Car warranty scams are prevalent, and 1618201220 is one of the numbers involved. Scammers claim to be offering extended car warranties or routine maintenance services for your vehicle. They will often ask for personal information, such as your vehicle registration number or payment details, under the guise of offering a service.
Common Complaints:
- Claims of expiring warranties or discounts on service packages.
- Requests for vehicle details and payment over the phone.
- Offers that sound too good to be true.
How to Protect Yourself:
- Verify the call with your car dealership or warranty provider.
- Never provide payment details to unsolicited calls.
- Register with the Telephone Preference Service (TPS) to reduce marketing calls.
6. 3316309046 – International Scams (Potential Phishing)
International numbers like 3316309046 are often used in phishing scams. Callers from this number may try to gather personal information, including your bank details or login credentials, by pretending to be from trusted organizations like banks or government agencies.
Common Complaints:
- Claims to be from your bank or a government organization.
- Asks for sensitive details, such as passwords or account numbers.
- May attempt to install malicious software on your device.
How to Protect Yourself:
- Never give personal information to unsolicited international callers.
- Contact your bank or the organization directly to verify any claims.
- Use TrueCaller to block unknown international numbers.
7. 1918239030 – Loan and Credit Scams
1918239030 is reported for offering quick loans or credit cards with promises of fast approval. Scammers using this number often target individuals in financial distress, offering unrealistic loan terms and high-interest rates.
Common Complaints:
- Unclear loan terms and high-interest rates.
- Requests for upfront payments before loan disbursement.
- The loan may not exist at all.
How to Protect Yourself:
- Always check for accreditation or licensing before applying for loans.
- Be cautious of payday loans with extremely high-interest rates.
- Contact the Financial Conduct Authority (FCA) for advice.
8. 1388224992 – Tax Scams / HMRC Impersonation
Tax-related scams are common, and 1388224992 is one of the numbers used by scammers impersonating HMRC. These scammers claim you owe tax money and threaten you with legal action unless you pay immediately.
Common Complaints:
- Calls demanding immediate payment of taxes or fines.
- Threats of arrest or legal action if payment isn’t made.
- Often claims to be from HMRC, but uses aggressive tactics.
How to Protect Yourself:
- HMRC will never ask for immediate payment over the phone.
- Contact HMRC directly to verify any claims.
- Report the number to ICO.
9. 1204935816 – Fake Charity Donations / Fundraising Scams
Scammers often use numbers like 1204935816 to solicit donations for fake charities. These calls may appear to be for legitimate causes, but the funds are never used for their intended purpose.
Common Complaints:
- Claims to support charitable causes but diverts funds.
- Calls from fake charities requesting urgent donations.
- Pressure tactics to force you into donating on the spot.
How to Protect Yourself:
- Verify any charity through official channels.
- Be wary of unsolicited donation requests over the phone.
- Report to Ofcom if you receive these types of calls.
10. 1438382070 – Unsolicited Marketing Calls
1438382070 is primarily used for unsolicited marketing calls. These calls often involve aggressive marketing tactics and pressure to buy products or services you don’t need.
Common Complaints:
- Constant calls promoting products or services.
- Difficulty in unsubscribing or stopping future calls.
- Use of manipulative sales tactics.
How to Protect Yourself:
- Register your number with the Telephone Preference Service (TPS).
- Block numbers using apps like TrueCaller or your phone’s built-in features.
- Report to Ofcom if the calls continue.
How to Protect Yourself from Spam Calls
Spam calls can be frustrating, but there are steps you can take to protect yourself:
- Register with the Telephone Preference Service (TPS): This can help reduce unsolicited calls.
- Use Call-Blocking Apps: Tools like TrueCaller, WhoCalledMe, and TrueCall help identify and block spam calls.
- Don’t Share Personal Information: Never give out personal details or payment information to unsolicited callers.
- Report Scams: Report any suspicious numbers to Ofcom or the ICO to help prevent future scams.
- Use Call Screening: Many modern phones allow you to screen calls before answering.
Conclusion
As technology continues to evolve, so do the tactics used by scammers and telemarketers. Numbers like 1738408739, 1977788417, and others in this article are part of an ongoing trend of spam and scam activity targeting UK residents. By staying vigilant, using reporting tools, and protecting your personal information, you can reduce the impact of these nuisance calls.
Remember, if you receive a suspicious call, it’s always better to err on the side of caution. Don’t hesitate to report the number and block it to help protect others from falling victim to similar scams.
Stay safe and aware in 2025!
FAQs
- What should I do if I receive a call from a number on this list?
- Do not provide personal information. Block the number and report it to services like WhoCalledMe or Ofcom.
- Do not provide personal information. Block the number and report it to services like WhoCalledMe or Ofcom.
- Can I completely stop spam calls?
- While it’s impossible to eliminate all spam calls, registering with TPS and using call-blocking apps can significantly reduce them.
- While it’s impossible to eliminate all spam calls, registering with TPS and using call-blocking apps can significantly reduce them.
- How can I report a scam call?
- You can report scam calls to ICO or use services like WhoCalledMe to track and flag spam numbers.
- You can report scam calls to ICO or use services like WhoCalledMe to track and flag spam numbers.
- Is it safe to call back numbers like these?
- No, it’s not safe. Scammers often use these numbers to charge high fees or steal personal information.
- No, it’s not safe. Scammers often use these numbers to charge high fees or steal personal information.
- How do I avoid getting added to spam call lists?
- Avoid entering your number on suspicious websites, and register with TPS to reduce marketing calls.
- Avoid entering your number on suspicious websites, and register with TPS to reduce marketing calls.
Meta Description:
Discover the top reported spam phone numbers in the UK for 2025, including 1738408739, 1977788417, 1274041023, 1792722617, 1618201220, 3316309046, 1918239030, 1388224992, 1204935816, and 1438382070. Learn about the common scams associated with these numbers and how to protect yourself from phone scams and telemarketing fraud. Use tools like WhoCalledMe, TrueCaller, and report suspicious calls to Ofcom and ICO. Stay safe and informed!