Silent call
Phone call
23 hours ago
Two silent calls
Community overview
Community rating:
Mixed
3 user reports
First reported 12 Oct 2026
·
Last reported
23 hours
ago
About this number
Number formats
- UK format: 020 3398 1477
- International: +44 20 3398 1477
Number details
- Number type: Landline
- Number range allocated to: Colt Technology Services
- Area: London
- Area code: 020
Recent activity
UK visits
User Reports
Last 30 days: 121 UK visits and 3 public reports.
Reported categories
Based on 3 public user reports
Spam
33% (1)
Silent call
33% (1)
Unknown Caller
33% (1)
User Reports (3)
Spam
Text message
24 hours ago
They called trying to collect company data so that they can hand over the data to more spam calling companies
Reported caller:
Pam
Unknown Caller
Phone call
18 days ago
Call rang off, didn't leave a message
Report this number: 020 3398 1477
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3398 1477 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 3398 1477
- 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)
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Learn more about TPS registration