Unknown Caller
4 months ago
Didn't say just hung up
Community overview
Community rating:
Mixed
4 user reports
First reported 4 May 2026
·
Last reported
4 months
ago
About this number
Number formats
- UK format: 020 3504 1198
- International: +44 20 3504 1198
Number details
- Number type: Landline
- Number range allocated to: Core Telecom Limited
- Area: London
- Area code: 020
Reported categories
Based on 4 public user reports
Unknown Caller
75% (3)
Spam
25% (1)
User Reports (4)
Unknown Caller
5 months ago
Asked ‘can you hear me’, I answered ‘yes’, then silence for 20 seconds or so . Then repeated ‘can you hear me?’ I answered ‘yes, who is calling’ then silence again………
Spam
5 months ago
Automated call. Not a real person on the phone. Blocked it.
Unknown Caller
5 months ago
one call today 430pm no voice since phone is inaudible
Reported caller:
prw
Report this number: 020 3504 1198
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3504 1198 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 1198
- 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