Unknown Caller
7 months ago
same here
Reported caller:
unknown
Community overview
Community rating:
Negative
14 user reports
First reported 6 Mar 2026
·
Last reported
7 months
ago
About this number
Number formats
- UK format: 020 3740 0575
- International: +44 20 3740 0575
Number details
- Number type: Landline
- Number range allocated to: Magrathea Telecommunications Limited
- Area: London
- Area code: 020
Reported categories
Based on 14 public user reports
Unknown Caller
79% (11)
Spam
21% (3)
User Reports (14)
Spam
7 months ago
Asked if I had taken out a car loan between 2003 and 2011. Clearly spam
Unknown Caller
7 months ago
Spam callers just don’t answer it or cut it off….
Reported caller:
Spam
Unknown Caller
7 months ago
No speech
Unknown Caller
7 months ago
PCP CLAIM LINE, will not stop calling
Unknown Caller
7 months ago
Didn't answer - blocked
Spam
7 months ago
They took ages to say hello, then said they were from Acme Claims. As I've not made any insurance claims I hung up.
Unknown Caller
7 months ago
Missed call as numbr not recognised
Unknown Caller
7 months ago
I didn't answered, no message left, blocked
Spam
7 months ago
I didn’t answer, checked here and blocked
Unknown Caller
7 months ago
Rung off so quickly I didn't hear it ring
Unknown Caller
7 months ago
They didnt speak..no idea who they are.
Unknown Caller
7 months ago
Phone says spam caller, I get so many I don’t bother answering them anymore I just block em. 😁
Unknown Caller
7 months ago
No message left on the answering machine.
Report this number: 020 3740 0575
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3740 0575 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 3740 0575
- 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