Scam/Fraud
12 days ago
Said they were calling for O2 about about mobile account. We don't have O2 account). Caller could not give an account holder name.
Community overview
Community rating:
Limited data
2 user reports
First reported 22 Jul 2026
·
Last reported
12 days
ago
About this number
Number formats
- UK format: 020 4640 8004
- International: +44 20 4640 8004
Number details
- Number type: Landline
- Number range allocated to: Gamma Telecom Holdings Limited
- Area: London
- Area code: 020
Recent activity
UK visits
User Reports
Last 30 days: 36 UK visits and 1 public report.
User Reports (2)
Scam/Fraud
2 months ago
Pretending to be 3 network and stating that I have a contract with them, which I don’t. Careful as it seems like a scam.
Report this number
How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 4640 8004 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 4640 8004
- Select Block number or Block/report spam
On Landline Phones
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- BT Call Protect - free for BT customers
- TalkTalk CallSafe - free for TalkTalk customers
- Call blocking devices like CPR Call Blocker (available on Amazon)
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