
Unwanted calls and messages have become a persistent annoyance for many phone users in the UK. These calls often come from scammers, telemarketers, and fraudsters looking to exploit unsuspecting individuals. In this guide, we will highlight the top reported spam phone numbers in the UK 1623205017 for 2025, providing insights into their activities, how to identify them, and steps to protect yourself from potential scams. Let’s take a closer look at some of the most commonly reported numbers this year.
Quick Overview of the Top Spam Numbers
Phone Number | Common Complaints | Possible Threat Level | Caller Type |
2080582684 | Frequent scam attempts, fake business offers | High | Fraud / Scam |
3316307362 | Robocalls, automated messages, fake surveys | Medium | Telemarketing |
7520615358 | Persistent unknown calls, financial scams | High | Fraud / Scam |
1438989236 | Aggressive marketing, suspicious offers | Medium | Telemarketing |
1482293827 | Prize scams, lottery frauds, persistent sales | High | Fraud / Scam |
2039940750 | Tech support scams, phishing attempts | High | Fraud / Scam |
7418370376 | Repeated silent calls, possible phishing | Medium | Spam / Scam |
1623205017 | Unsolicited marketing, cold calls | Medium | Telemarketing |
7701407206 | Financial scams, fake investment offers | High | Fraud / Scam |
2045029385 | Survey scams, fake charity calls | Medium | Telemarketing |
2080582684 – Frequent Scam Attempts
This number has been widely reported for making scam calls, often pretending to be from legitimate businesses or government agencies.

Victims have reported tactics like pressure sales, fake debt recovery, and even impersonation of law enforcement to extract money or personal information. If you receive a call from this number, it’s best to avoid engaging and block it immediately.
3316307362 – Automated Robocalls
Known for its relentless automated calls, this number typically targets unsuspecting individuals with fake surveys or pre-recorded messages. Many users have reported that these calls aim to extract personal information under the guise of customer satisfaction surveys or market research. To protect yourself, avoid sharing any personal data and consider adding this number to a call-blocking list.
7520615358 – Financial Scam Attempts
This number has been linked to financial scams, including fake investment opportunities and aggressive attempts to extract sensitive banking details. Users have reported being pressured into sharing card numbers and account information, with some even threatened with legal action if they refused. Always verify the legitimacy of the caller before disclosing any financial information.
1438989236 – Aggressive Telemarketing
This number is commonly associated with aggressive marketing tactics, often pushing questionable products or services. Callers from this number tend to be persistent, sometimes refusing to take no for an answer. Many users have labeled it as a nuisance number, recommending immediate blocking to avoid further disturbances.
1482293827 – Prize Scams and Lottery Fraud
A classic approach from this number involves informing recipients of a supposed lottery win or prize they never entered. These scams usually demand a “processing fee” or personal information to claim the non-existent prize. Be cautious and never share your personal data in response to such calls.
2039940750 – Tech Support Scams
Scammers using this number often pose as tech support agents, claiming that your device is infected or compromised. Their goal is to gain remote access to your computer or convince you to install malicious software. Never allow unsolicited access to your devices.
7418370376 – Silent Calls and Phishing Attempts
Many users have reported receiving silent or “dead air” calls from this number. In some cases, these calls are a precursor to phishing attempts, aiming to verify active numbers for future scams. Blocking this number is a wise precaution.
1623205017 – Cold Marketing Calls
This number has been reported for frequent cold calls, often promoting dubious financial products or services. The callers can be quite persistent, making multiple attempts even after being rejected. Adding this number to a block list can help reduce unwanted interruptions.
7701407206 – Fake Investment Scams
Calls from this number often involve high-pressure sales pitches for fake investment opportunities, promising unrealistic returns. Victims have reported significant financial losses after trusting these fraudulent schemes. Always verify the credibility of investment offers before committing your money.
2045029385 – Survey and Charity Scams
This number frequently targets people with fake charity appeals or survey scams, attempting to extract donations or personal information under false pretenses. Be cautious about sharing any details, and verify the legitimacy of any charitable organization before contributing.
How to Protect Yourself from Spam Calls
To avoid falling victim to these common scams:
- Use Call-Blocking Apps: Apps like Truecaller, Hiya, or RoboKiller can help identify and block known spam numbers.
- Register for the TPS: The Telephone Preference Service (TPS) is a free service that can reduce unwanted calls.
- Report Suspicious Numbers: Use platforms like WhoCalledMe, Ofcom, or the ICO to report and verify suspicious numbers.
- Never Share Personal Information: Be cautious with your data and never share sensitive information over the phone.
- Trust Your Instincts: If a call feels off or too good to be true, it probably is.
Final Thoughts
While it’s nearly impossible to eliminate spam calls entirely, staying informed and vigilant can significantly reduce your risk. Use the tips provided above and make full use of call-blocking tools to protect your privacy and peace of mind. Stay safe and share this guide with others to spread awareness about these persistent threats.
Also Read This: 1216303064 Scam Alert and Details