Spam
12 hours ago
Came up as spam. Did not answer.
Community overview
Community rating:
Limited data
2 user reports
First reported 27 Aug 2026
·
Last reported
12 hours
ago
Recent activity
UK visits
User Reports
Last 30 days: 190 UK visits and 2 public reports. Visit data is unavailable for part of this period.
Visit data is unavailable for part of this period.
Swipe horizontally to explore up to 90 days.
User Reports (2)
Unknown Caller
3 days ago
Do not leave a message so cannot be important
Report this number
How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3504 8242 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 8242
- 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 registrationAbout this number
Number formats
- UK format: 020 3504 8242
- International: +44 20 3504 8242
Number details
- Number type: Landline
- Number range allocated to: Core Telecom Limited
- Area: London
- Area code: 020