0117 208 3119
Unknown CallerRings often my phone identified it as spam or suspicious I tried to answer twice but both times it hanged up not...
1 report
• Last report less than a minute ago
This number is a landline operated by Colt Technology Services and located in London, UK. The overall user rating for this number is Negative. The number 02034814879 has been searched 4106 times, with 16 user comments helping to identify the caller's intent.
Your comment helps others identify this number. Thank you for contributing!
At a glance
Community signals
- Community rating: Negative
- User reports: 16 user reports
- Searches: 4106
- Last reported: over 2 years ago
- First reported: over 2 years ago
- Typical call time: before 12pm (94% of calls)
Number profile
- UK format: 020 3481 4879
- International: +442034814879
- Number type: Landline
- Carrier: Colt Technology Services
- Area: London
- Area code: 020
User Reports (16)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Reported locations
Reported from 13 UK cities
Brighton, Glasgow, Bournemouth, Sheffield, Walsall, Gorebridge, Oxford, Gosport, Newcastle upon Tyne, Colchester, Bury, Hathern, London
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3481 4879 and tap the info icon (i)
- Scroll down and tap Block this Caller
- Confirm by tapping Block Contact
On Android
- Open the Phone app and tap the 3-dot menu
- Go to Call history or Recents
- Long press on 020 3481 4879
- Select Block number or Block/report spam
On Landline Phones
Several options are available for UK landlines:
- BT Call Protect - free for BT customers
- TalkTalk CallSafe - free for TalkTalk customers
- Call blocking devices like CPR Call Blocker (available on Amazon)
Register with TPS (Telephone Preference Service)
The TPS is a free service for UK consumers that allows you to opt out of unsolicited sales and marketing calls.
Learn more about TPS registrationLatest reports
020 3728 4520
SpamCalled today 29th June 2026 - "I'm calling from O2 your network provider" I'm not with O2 and so I hung up.
3 reports
• Last report less than a minute ago
020 8909 5404
LegitimateRoyal National Orthopaedic Hospital Stanmore. They called me from the orthotics dept about my leg...
3 reports
• Last report 1 minute ago
0121 512 2294
Unknown CallerCall terminated before getting quickly to the phone
4 reports
• Last report 1 minute ago
01698 652035
Unknown CallerEnterprise Car rental
1 report
• Last report 8 minutes ago
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Recommended Guides
Call Costs
Calling 02034814879 from a landline may cost up to 16p per minute. Many providers charge a 23p call set-up fee. Call packages often include these types of calls. You might not incur additional charges for calling this number, depending on your provider.
Dialling Instructions
Local UK callers can dial 02034814879 directly.
International callers should dial +44 20 3481 4879 or 0044 20 3481 4879. No leading zero is required when dialling abroad, e.g., +44(0)2034814879.