020 3504 0991
Also shown as:
- 020 3504 0991
- +44 20 3504 0991
AI Summary
Based on 1 community report
This London number on the Core Telecom network has received a single report describing an unsolicited call from an unknown caller. The person who reported it didn't answer and chose to block the number. With only one report and no upvotes or downvotes yet, there's limited community feedback to draw firm conclusions. The moderate spam score of 44/100 suggests some concern, but this could reflect incomplete data rather than confirmed malicious activity. If you receive calls from this number, treat it with caution—you can safely ignore it or block it if you prefer not to engage with unknown callers.
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 totalNumber not recognised - unsolicited did not answer. blocked on phone.
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About 020 3504 0991
What type of number is 020 3504 0991?
The phone number 020 3504 0991 (also written as +44 20 3504 0991) 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 0991 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 0991
- Country
- 🇬🇧 United Kingdom
- Network
- Core Telecom
- Area
- London
- Type
- Geographic
- First Seen
- 10 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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