Unknown Caller
17 Sep 2025
just called me never answerd
Community overview
Community rating:
Mixed
3 user reports
First reported 1 Jul 2022
·
Last reported
1 year
ago
About this number
Number formats
- UK format: 0800 023 4540
- International: +44 800 023 4540
Number details
- Number type: Freephone
- Number range allocated to: BT
Recent activity
UK visits
User Reports
Last 30 days: 14 UK visits and 0 public reports.
Reported categories
Based on 3 public user reports
Scam/Fraud
67% (2)
Unknown Caller
33% (1)
User Reports (3)
Scam/Fraud
04 Aug 2023
Call to tell you your bank card is blocked to get your vank idea ... scammer
Scam/Fraud
01 Jul 2022
Requested details of Dob and bank details
Report this number: 0800 023 4540
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 0800 023 4540 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 0800 023 4540
- 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