Telemarketing and spam calls have been a growing concern for UK residents in recent years. Despite numerous regulations aimed at curbing this issue, scam and spam calls continue to plague consumers. From fraudulent debt collectors to fake prize notifications, these calls can range from irritating to downright dangerous. In this article, we’ll explore some of the most reported spam phone numbers in the UK for 2025 and provide tips on how to protect yourself from such unwanted calls.
Quick Overview of Spam Calls
Spam calls have become an unavoidable part of daily life, especially with the increasing reliance on mobile phones. These calls often come from numbers that are either unrecognizable or from areas that you may not expect. Some scammers even spoof local or official-looking numbers to gain your trust.
In 2025, new regulations and awareness campaigns are helping reduce the volume of spam calls. However, the battle is far from over, as scammers continue to adapt their strategies. Below, we will look at some of the most frequently reported spam phone numbers in the UK, including details about each number and how to handle such calls.
Top Reported Spam Numbers in the UK
Table of Most Reported Spam Numbers in 2025
| Phone Number | Area Code | Reported Scam Type | Frequency of Reports |
| 02080587791 | London | Debt Collection / Unwanted Marketing Calls | High |
| 01916968300 | North East | PPI Claims / Financial Scams | Moderate |
| 02080448944 | London | Fake Prize or Lottery Scam | High |
| 03316306277 | Nationwide | Phishing / Identity Theft Attempts | Very High |
| 03316306599 | Nationwide | PPI Claims / Financial Scams | High |
| 02882480140 | Northern Ireland | Unsolicited Sales Calls | Moderate |
| 02039127474 | London | Loan Scams / Unsolicited Calls | Moderate |
| 01656337649 | Midlands | Fake Prize or Lottery Scam | Low |
| 01544329845 | Wales | Debt Collection / Unwanted Marketing Calls | Moderate |
| 03330038533 | Nationwide | Technical Support Scams / Computer Fraud | High |
Let’s take a closer look at each of these numbers and explore the type of scams they are commonly associated with.
1. 02080587791 (London) – Debt Collection / Unwanted Marketing Calls
The number 02080587791 is often associated with persistent debt collection calls, most of which are related to fraudulent claims. Callers from this number often attempt to pressure individuals into making payments on debts that may not even exist. These scammers may use high-pressure tactics, demanding immediate payment or threatening legal action.
What to Do:
- Do not engage with the caller.
- Block the number.
- Report to Ofcom or your phone provider.
2. 01916968300 (North East) – PPI Claims / Financial Scams
The number 01916968300 has been reported frequently by individuals receiving unsolicited calls regarding PPI (Payment Protection Insurance) claims. The caller typically offers to help you claim back compensation for PPI policies that may have been mis-sold. These calls often come from unverified sources that charge a hefty fee for services that can be done for free.
What to Do:
- Hang up immediately.
- If you are interested in PPI claims, contact the providers directly.
- Block the number and report it to the Information Commissioner’s Office (ICO).
3. 02080448944 (London) – Fake Prize or Lottery Scam
Receiving a call from 02080448944 could be an indication of a lottery or prize scam. The callers often claim that you’ve won a large sum of money but need to pay a fee upfront to claim your prize. In most cases, no prize exists, and the scammers are simply trying to steal your money.
What to Do:
- Do not share any personal details or make any payments.
- Report the number to the ICO and block it on your phone.
4. 03316306277 (Nationwide) – Phishing / Identity Theft Attempts
03316306277 has been flagged as a number used in phishing attempts. Scammers posing as legitimate companies (banks, government agencies, etc.) attempt to steal sensitive information such as passwords, credit card details, and other personal data. The goal is to commit identity theft and financial fraud.
What to Do:
- Do not respond to unsolicited calls requesting personal information.
- If you receive a call from this number, report it to your bank and the ICO.
- Always verify any claims with the company directly using official contact details.
5. 03316306599 (Nationwide) – PPI Claims / Financial Scams
Similar to the previous number, 03316306599 is associated with calls offering PPI claim services. These companies often claim to work on your behalf to recover money, but they charge high fees for doing so. This number is commonly reported for financial scams and PPI-related issues.
What to Do:
- Avoid engaging with the caller.
- Report to Ofcom, and block the number to prevent further calls.
6. 02882480140 (Northern Ireland) – Unsolicited Sales Calls
The number 02882480140 is typically used by telemarketers and scam callers who aim to sell products or services, such as insurance, loans, or other financial services. These calls are unsolicited and can be quite persistent, sometimes calling multiple times a day.
What to Do:
- Block the number.
- Report the calls to the Telephone Preference Service (TPS), which can help reduce unsolicited marketing calls.
7. 02039127474 (London) – Loan Scams / Unsolicited Calls
Scammers using the number 02039127474 often pose as loan companies offering easy financial solutions. They claim to provide fast cash or low-interest loans but typically ask for upfront fees or other personal information. These loans never materialize, leaving the victim out of pocket.
What to Do:
- Never share any bank or financial details with unsolicited callers.
- Report the number to the ICO and block it.
8. 01656337649 (Midlands) – Fake Prize or Lottery Scam
This number, 01656337649, has been identified in several reports as a source of fake prize and lottery scams. Callers claim you’ve won a large prize but need to pay a fee or tax in order to claim it. Once payment is made, the victim never receives the prize, and the scammer disappears.
What to Do:
- Avoid responding to any requests for money.
- Block the number and report it to the ICO or Ofcom.
9. 01544329845 (Wales) – Debt Collection / Unwanted Marketing Calls
01544329845 is another frequently reported number linked to debt collection and marketing calls. These calls often come from automated systems or aggressive telemarketers trying to sell financial products, which can sometimes lead to harassment or misleading claims about outstanding debts.
What to Do:
- Hang up if you receive a call.
- Use your phone’s blocking feature and report it to the ICO.
10. 03330038533 (Nationwide) – Technical Support Scams / Computer Fraud
The number 03330038533 is associated with technical support scams where the caller claims to be from a legitimate tech company, such as Microsoft or Apple. They may tell you that your computer is infected with a virus or needs repairs, and they often ask for payment or access to your computer to fix the issue.
What to Do:
- Never grant remote access to your computer unless you are sure of the caller’s identity.
- Report any suspicious calls to the ICO and block the number.
How to Protect Yourself From Spam Calls
While it’s difficult to completely eliminate spam calls, there are several steps you can take to minimize the impact and protect yourself from scams:
1. Register with the Telephone Preference Service (TPS)
The TPS is a free service that allows you to opt out of unsolicited marketing calls. By registering your number, you make it illegal for telemarketers to call you. Although it doesn’t stop scam calls, it can significantly reduce the volume of unsolicited sales calls.
2. Use Call Blocking Apps
Apps like TrueCaller, WhoCalledMe, and Hiya can help identify spam calls. These apps use crowdsourced data to warn you about known spam numbers. Some even allow you to block these numbers automatically.
3. Do Not Share Personal Information
Never share your personal or financial information over the phone unless you are certain of the caller’s identity. Legitimate organizations will never ask for sensitive details like passwords, credit card numbers, or PINs ove the phone.
4. Report Scam Calls
If you receive a suspicious call, report it to the ICO, Ofcom, or your phone provider. The more data authorities have, the better they can track down scammers and put a stop to their activities.
5. Block Unwanted Numbers
Most mobile phones now offer a built-in feature to block specific numbers. Take advantage of this tool to ensure that repeated scam calls from the same number are blocked.
Conclusion: Take Action Against Spam Calls
In 2025, spam calls remain a major annoyance for UK residents. The numbers listed above are some of the most frequently reported sources of spam and scam calls. If you receive a call from any of these numbers, hang up immediately and take steps to block and report them.
By staying vigilant, using available tools, and reporting suspicious calls, you can protect yourself and others from falling victim to scams. Let’s work together to reduce the prevalence of spam calls and keep our phones safe from fraud.
FAQs About Spam Calls
1. Why do scammers use local numbers for spam calls?
Scammers often use local or official-looking numbers to gain your trust and make you more likely to answer the call. This tactic is known as “spoofing.”
2. How can I block unwanted calls on my phone?
Most smartphones have built-in features to block unwanted calls. You can also use apps like TrueCaller or WhoCalledMe to identify and block spam numbers.
3. Can I report spam calls to the authorities?
Yes, you can report spam calls to Ofcom or the Information Commissioner’s Office (ICO) in the UK. This helps track down and shut down illegal activities.
4. What should I do if I’ve already shared personal information with a spam caller?
If you’ve shared personal details with a spam caller, contact your bank immediately to freeze any accounts that might be at risk. Also, change your passwords and monitor your accounts for any suspicious activity.
5. Are there any laws protecting consumers from spam calls?
Yes, there are strict regulations in place to protect consumers from unsolicited marketing and scam calls. If you are receiving unwanted calls, you can report them to regulatory bodies like the ICO or Ofcom.
Meta
“Explore the top reported spam phone numbers in the UK for 2025, including 02080587791, 01916968300, 02080448944, 03316306277, 03316306599, 02882480140, 02039127474, 01656337649, 01544329845, and 03330038533. Learn how to identify, block, and report these scam and unwanted marketing calls to protect yourself.”
