Robocall
Phone call
11 hours ago
Left message just saying is this you
Community overview
Community rating:
Limited data
2 user reports
First reported 15 Oct 2026
·
Last reported
11 hours
ago
About this number
Number formats
- UK format: 020 3504 2106
- International: +44 20 3504 2106
Number details
- Number type: Landline
- Number range allocated to: Core Telecom Limited
- Area: London
- Area code: 020
Recent activity
UK visits
User Reports
Last 30 days: 139 UK visits and 2 public reports.
User Reports (2)
Unknown Caller
Phone call
5 days ago
Missed call, no VM left
Report this number: 020 3504 2106
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3504 2106 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 2106
- 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 registration