020 3504 6210
Also shown as:
- 020 3504 6210
- +44 20 3504 6210
AI Summary
Based on 1 community report
Calls from this London number, operated by Core Telecom, are typically met with silence, with recipients reporting that the caller hangs up without leaving a message. With only one report and no upvotes or downvotes, it's hard to say for sure, but this behaviour is often associated with automated diallers or potential spam activity. It's best to be cautious and consider blocking the number if you receive frequent silent calls.
1 verified report
Cumulative spam score based on all reports up to each month. Higher percentage means higher reported scam risk. Cumulative spam score based on all reports up to each week. Higher percentage means higher reported scam risk. Cumulative spam score based on all reports up to each day. Higher percentage means higher reported scam risk.
Most helpful reports
1 totalCalled but left no message, suspected spam
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About 020 3504 6210
What type of number is 020 3504 6210?
The phone number 020 3504 6210 (also written as +44 20 3504 6210) is a UK landline number originating from the London area in Greater London . Calls to this number are charged at standard UK landline rates, usually included in call packages.
Is 020 3504 6210 safe to answer?
Based on 1 community report, this number has received mixed reports from our community. The current risk score is 44% .
Be cautious when answering calls from this number. Verify the caller's identity before sharing any information.
More on nuisance calls
Safety Score
Details
- Tel Number
- 020 3504 6210
- Country
- 🇬🇧 United Kingdom
- Network
- Core Telecom
- Area
- London
- Type
- Geographic
- First Seen
- 24 Aug 2026
Protection Guides
Location
London, United Kingdom
This number originates from the London area code region. The map shows the general geographic area, not an exact location.
Call Types
Breakdown of reported call reasons. Larger segments and bars represent a bigger share of reports.
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