Scam/Fraud
2 months ago
Supposedly O2. I don’t use o2
Community overview
Community rating:
Mixed
3 user reports
First reported 15 Jun 2026
·
Last reported
2 months
ago
User Reports (3)
Scam/Fraud
2 months ago
Claim to be O2 mobile, O2 do not operate outside call centers
Unknown Caller
2 months ago
Unknown caller. Similar number from the same area was called 40 mins ago
Report this number
↑ Back to reportsHow to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3504 8197 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 3504 8197
- Select Block number or Block/report spam
On Landline Phones
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- TalkTalk CallSafe - free for TalkTalk customers
- Call blocking devices like CPR Call Blocker (available on Amazon)
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Number formats
- UK format: 020 3504 8197
- International: +44 20 3504 8197
Number details
- Number type: Landline
- Number range allocated to: Core Telecom Limited
- Area: London
- Area code: 020