0800 033 8055: Is This a Genuine UK Call or a Scam?
In the digital age, nuisance and scam calls have become an everyday concern for many UK residents.
Among the numbers that frequently raise suspicion is 0800 033 8055, a Freephone number often reported for suspicious activity.
But is this number a legitimate contact or part of a wider scam campaign? This blog explores the origins, patterns, and reports surrounding this number to help UK consumers make informed decisions when dealing with unknown callers.
What Is 0800 033 8055 And Why Are People Receiving Calls From It?

The number 08000338055 is a UK Freephone number that uses the 0800 area code.
In the UK, these numbers are widely used by companies and organisations that wish to provide toll-free calling services for customer support, inquiries, and promotions.
However, this particular number has become a topic of concern across various phone-reporting platforms.
Many users in the UK report receiving unexpected or suspicious calls from this number.
The callers often claim to be representatives of well-known telecom providers, with most reports pointing to impersonation of the company Three UK.
The calls usually occur during standard business hours and may be repeated several times a week.
When answered, the caller typically introduces themselves as a mobile service representative offering account upgrades, better deals, or urgent account verifications.
Common features of these calls include:
- Asking for personal details such as date of birth or address
- Mentioning Three UK or other telecom providers without validation
- Creating urgency around offers or threats of account issues
Is 08000338055 A Scam Or A Legitimate Business Call?
A high volume of complaints and warnings from the public suggest that 0800 033 8055 is associated with a scam operation.
While 0800 numbers can be used by genuine businesses, this number has become synonymous with suspicious activity due to its consistent use in fraudulent schemes.
Here’s a look at typical patterns reported by users:
- Callers identify themselves as representatives of Three UK
- They claim there is an issue with the user’s mobile plan or offer special discounts
- They ask the receiver to confirm account or personal details immediately
- The tone becomes pushy if the receiver hesitates or questions their legitimacy
In nearly all credible reports, there is no follow-up from the legitimate company after the call. Moreover, Three UK has confirmed in several public responses that they do not usually request sensitive account information over unsolicited calls.
How Do UK Phone Scams Typically Operate Using Numbers Like 0800 033 8055?

Scammers in the UK use various psychological and technical methods to make their phone calls appear genuine and convincing. Understanding how these scams work can help consumers recognise red flags more quickly.
Common Tactics Used By Phone Scammers
Scammers often operate through carefully rehearsed scripts designed to imitate real customer service or sales interactions. Some of the most frequently reported tactics include:
- Impersonation of Telecom Providers: The caller claims to represent a well-known provider like Three UK, offering upgrades or account assistance. They usually mention legitimate-sounding products or services to appear credible.
- Urgency and Pressure: Victims are told to act quickly due to an expiring offer, possible service suspension, or security concern. This pressure tactic discourages critical thinking and pushes for immediate decisions.
- Data Phishing: The caller may already have partial personal details such as the recipient’s name or number. They use this information to build trust and then ask for sensitive data like full address, date of birth, or even account numbers.
Use of Technology to Enhance Deception
Advanced tools allow scammers to mimic official phone systems:
- Caller ID Spoofing: This technique makes it appear that the call is coming from a known, trusted number (such as a genuine 0800 business line). The receiver is more likely to answer if the number looks official.
- Automated Calls or Voice Bots: In some cases, automated messages claim that your account has a problem and ask you to “press 1 to speak to an agent”. These bots serve as the first layer of deception.
- Call Masking: Scammers may reroute their calls through multiple systems to hide their actual location and identity, making it difficult to trace the origin of the call.
Real-World Example Patterns
Many UK consumers have reported similar sequences during scam calls from 08000338055:
- Introduction as a telecom provider or mobile upgrade service.
- Statement that your account qualifies for a discount or urgent action is required.
- Request for verification through personal or financial information.
- Aggressive response if the caller is challenged or asked for identification.
- Immediate hang-up once resistance is detected.
Recognising these behaviours can be crucial in identifying fraudulent activity before any harm is done.
Why Do Scammers Use 0800 Numbers Instead Of Mobile Or Local Codes?
Scammers strategically choose 0800 numbers because these are widely perceived by the public as trustworthy. The Freephone nature of 0800 numbers makes it easier for the receiver to believe the call is from a corporate entity.
The use of 0800 numbers benefits scammers in several ways:
- The receiver does not pay for the call, increasing the chance they will answer or return the call
- 0800 numbers are often linked to banks, customer service lines, or government departments
- Their format disguises their origin, making it harder to immediately flag them as suspicious
In many scam scenarios, the use of a 0800 number delays scepticism and gives the caller more time to manipulate the conversation.
How Can You Verify If A Call From 0800 033 8055 Is A Scam?
Verifying whether a call is genuine or a scam requires a combination of online tools, communication awareness, and a cautious approach. Knowing what steps to take can help protect you from becoming a victim.
Check the Number Through Reputable Online Platforms
Several websites are dedicated to collecting user feedback on suspicious phone numbers.
Platforms like WhoCalledMe, Tellows, and UnknownPhone allow users to search for a number and see community-submitted reports.
If 0800 033 8055 has been flagged by multiple users with similar scam-related experiences, it increases the likelihood that the number is being used for fraudulent purposes.
Use Reverse Lookup and Call Identification Tools
Mobile apps and websites that offer reverse phone lookup services can help identify who owns a number and whether it has a reputation for scam activity.
- Truecaller and Hiya are two widely used apps that provide caller identity and automatically flag spam calls.
- BT Call Protect and similar services from UK telecom providers offer spam filtering features that alert you to potential scam calls in real-time.
Ask for Caller Verification
Legitimate companies usually have protocols in place to verify their identity. When in doubt:
- Ask the caller for their full name, department, and a callback number.
- Request a reference number or email confirmation.
- Tell them you will call the company back using the official number on the website.
If the caller resists or becomes impatient with your verification process, it’s a strong indicator that the call is not genuine.
Cross-Check With Your Account Provider
Another effective way to verify a call is by checking your online account or contacting customer support directly using details from the provider’s official website.
- Log in to your mobile provider’s website to see if there are any messages or alerts.
- Call customer service using the official contact number and ask whether any calls were made to you recently.
Observe the Behaviour of the Caller
Finally, your instincts can be helpful. Be wary if the caller:
- Uses vague language or avoids answering your questions
- Pushes you to take immediate action without time to think
- Becomes defensive or irritated when asked to verify their identity
- Offers deals that sound too good to be true
These signs, especially when combined, strongly suggest the call may be a scam.
What Should You Do If You Receive A Call From 0800 033 8055?

Receiving a call from a potentially fraudulent number like 0800 033 8055 should be treated with caution. Here are steps to handle the situation safely:
- Do not confirm or share any personal or financial details
- Politely hang up if the caller becomes persistent or aggressive
- Block the number on your mobile device to prevent further contact
- Report the number to Action Fraud and your mobile network provider
- Leave a review on scam alert platforms to warn others
It’s also a good idea to review your phone bill or mobile account if you accidentally provided any information to the caller.
How Can You Protect Yourself From Scam Calls In The UK?
Protection from scam calls requires awareness and the use of reliable tools. Individuals and businesses alike can take action to prevent unwanted or fraudulent communication.
Some of the most effective measures include:
- Registering with the Telephone Preference Service (TPS) to reduce unsolicited sales calls
- Installing call screening and blocking apps that flag suspicious numbers
- Setting up account alerts with your telecom provider to monitor activity
- Educating family members, especially older individuals, about common scam tactics
A combined approach of digital tools and general caution offers the best protection.
What Do User Reviews And Reports Say About 0800 033 8055?
Online reviews of 0800 033 8055 paint a clear picture of suspicious behaviour. Websites that collect public reports on scam numbers show a consistent pattern of complaints tied to this number.
The table below summarises typical user feedback from three popular scam-reporting platforms:
| Platform | Common Feedback | Caller Identity Claimed |
| WhoCalledMe | Frequent calls, asks for account info | Claims to be Three UK |
| Tellows | Aggressive tone, multiple calls per day | Telecom representative |
| UnknownPhone | No voicemail, hangs up when questioned | Mobile upgrade department |
These reports help identify trends and can be useful in confirming whether your experience matches that of others.
What Organisations Can Help You Report And Stop Scam Calls?
Several official bodies in the UK provide services to help individuals identify and report fraudulent phone activity. These organisations can also offer advice on further protective actions.
The following table outlines the primary options available:
| Organisation | Service Provided | Website |
| Action Fraud | Report scams and fraud attempts | actionfraud.police.uk |
| Ofcom | Information on nuisance calls and scam prevention | ofcom.org.uk |
| TPS | Register to opt out of marketing calls | tpsonline.org.uk |
| Mobile Network Provider | Block numbers and track suspicious call activity | Depends on provider |
Using these resources increases public awareness and supports enforcement efforts against scammers.
Can Legitimate Companies Ever Call From 0800 Numbers Like 0800 033 8055?

Yes, many well-known organisations in the UK use 0800 numbers to provide toll-free customer support. Banks, insurance firms, government services, and telecom providers often use these numbers for contact centres.
However, there are key differences between a legitimate call and a scam attempt. A genuine business call will:
- Be clearly identified by the caller
- Provide an official reference or callback option
- Never ask for full passwords or sensitive data over the phone
- Be verifiable on the company’s official website
If a caller from a 0800 number cannot confirm their identity through official channels, it is safer to terminate the call and contact the organisation directly using their published number.
Conclusion
0800 033 8055 is widely reported across the UK as a suspicious number tied to scam calls impersonating telecom providers like Three.
While 0800 numbers can be used by genuine businesses, this specific number raises red flags due to repeated user reports, suspicious behaviour, and privacy breaches.
To stay safe, UK consumers are advised to avoid engaging with this number, use call blocking tools, and report any suspicious activity to the relevant authorities.
Vigilance and awareness are essential in an era where phone scams are growing increasingly sophisticated.
FAQs
What should I do if I gave personal information to 0800 033 8055?
If you’ve shared personal data, contact your bank immediately, change your passwords, and report the incident to Action Fraud.
How can I check if a number is a scam in the UK?
Use services like WhoCalledMe, Tellows, or Ofcom’s nuisance call checker. Community reviews are often the most up-to-date.
Is it safe to call back a number starting with 0800?
0800 numbers are free, but that doesn’t mean they are safe. Only call back if you can verify the organisation behind the number.
Can phone scammers clone 0800 numbers?
Yes, scammers can spoof or fake legitimate numbers, including 0800s, using modern telecom technologies.
Are calls from Three UK ever made using 0800 numbers?
Yes, but Three UK typically provides verification or will tell you to call their official customer support number.
How do I block 0800 033 8055 on my mobile?
You can block the number via your call settings or by installing a spam-blocking app like Truecaller.
Where can I report scam calls in the UK?
You can report scam calls to Action Fraud, Ofcom, and your telecom provider. Use TPS to reduce marketing calls.




