NoCall

+44 203 286 135 6

Risk level: High

Who is this? Spam, telemarketing or a legitimate call? Community reports in United Kingdom.

Number with prefix 203. Review community reports, risk and comments below before answering or blocking. Browse numbers with prefix 203

High
Risk level
Scam
Category
0
Spam reports
—
Last report

AI Analysis

Limited information: Multiple reports indicate scam attempts, primarily impersonating HMRC with threatening messages.

Likely purpose: Scam, specifically phishing and financial fraud by impersonating HMRC.

Most common user complaints

  • HMRC impersonation
  • Threats of legal action
  • Automated threatening messages
  • Scam attempts
High dangerBlockImpersonation detectedMissed call

AI analysis: 10 Jul 2026

Information based on community reports and automated analysis. It may contain errors or be out of date, and is not legal advice or a verified accusation against the number's owner.

Web research

The information available publicly does not reliably identify the exact owner or current status of this specific UK number. No consistent, authoritative source confirms a stable owner or definitive scam association for +44 203 286 1356.

View full report

The information available publicly does not reliably identify the exact owner or current status of this specific UK number. No consistent, authoritative source confirms a stable owner or definitive scam association for +44 203 286 1356. 1. What the number appears to be: Not clearly identifiable from authoritative data; appears to be a UK fixed line or possibly a non mobile block within the +44 range, but ownership is not confirmed by regulators in accessible sources. 2. What people say online: Various UK based reverse lookup and scam report sites show mixed user reports; some entries flag unknown or suspicious activity, but none provide verified, authoritative attribution to a single entity. 3. Association with scams or unwanted calls: Some user submitted reports on public directories indicate concerns or unknown caller attempts, but there is no conclusive evidence of ongoing fraud tied to this exact number. 4. Public exposure/leaked status: No clear indication that this exact number is widely leaked in breach data or public directories beyond user reported lookup sites; exposure appears limited and inconclusive. 5. Advisability of answering/calling back: Not clearly advisable; due to mixed reports and lack of verifiable ownership, avoid calling back until more reliable confirmation is available.

Checked · 14 Aug 202611 sources
GB

United Kingdom

Operator information

Country:
GBUnited Kingdom
Prefix:
+44
Type:
Other
Operator:
EE, O2, Vodafone, Three

Recent searches

3 this week

Last 7 days

Community comments

18
Anonymous
21 Sept 2018

Extremely threatening message delivered in a synthetic female computer voice pretending to be from HMRC. Tells you to call them back or "face the consequences". If there was a serious problem, HMRC would have sent a letter. BLOCK THIS NUMBER!

Anonymous
20 Sept 2018

HMRC fue reportado como Acoso telefónico con el número 020-32861356

Anonymous
19 Sept 2018

Automated call clearly not HMRC

Anonymous
17 Sept 2018

Threatening legal action from HMRC

Anonymous
17 Sept 2018

Reported HMRC with the number 02032861356 as Harassment calls; They mentioned they are aware of that and this is a phishing call. Auto voice message threatening to be the HMRC. Threatens legal action. Awful scam. They even pick up the phone and threaten to arrest you the next day. They do not like if you say that you do not believe them...

Anonymous
13 Sept 2018

American accent saying was being taken to court for monies owed phoned at 10.41 now blocked this number

Anonymous
13 Sept 2018

Scam. Not HmRC. Tries to con you with scary recorded message with US accent. Avoid.

Anonymous
12 Sept 2018

Was called by 02032861356 threatening to take me to court and to call Sarah Wilson. When I called an Asian voice with a strong accent answered and I could hear call centre type noise in the background then he hung up. Called again, line was terminated then again got an engaged tone. I have blocked the number.

Anonymous
12 Sept 2018

FAKE CALLER saying they are HMRC dot answer.

Anonymous
11 Sept 2018

automatic message to contact HMRC, Sarah Wilson

Anonymous
11 Sept 2018

Received the same recorded message as already stated. These people should be ashamed of themselves. I know it is a scam call but plenty of vulnerable people would not.

Anonymous
11 Sept 2018

Recorded message saying I owe large amounts of tax. On returning call, told I have committed tax fraud, will be taken to court, read out an affadit saying everything will be seized.When I questioned them they closed the call by saying 'someone will call you in two hours'. Blatant scam

Anonymous
11 Sept 2018

Scam

Anonymous
11 Sept 2018

Harassment call and threatening with a recording of female left as voice mail. Not what you would ever expect from HMRC, besides they would not make calls.

Anonymous
11 Sept 2018

Automated voice asked to call back Sarah Wilson at hmrc or there will be legal action and consequences

Anonymous
11 Sept 2018

HMRC automated voicemail threatening legal action. Scary!

Anonymous
11 Sept 2018

Auto voice message threatening to be the HMRC. Threatens legal action. Awful scam.

Anonymous
7 May 2012

este numero figura en un loteria que me hizo ganador pero no se si existe este numero

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What happened?

Signal summary for +44 203 286 135 6

+44 203 286 135 6 belongs to the 203 prefix and is classified as Scam. This page combines no approved reports and 18 public comments to explain the risk level.

Frequently asked questions

Who calls from +44 203 286 135 6?
+44 203 286 135 6 is a phone number with the 203 prefix in United Kingdom. It has been reported 18 times by the community as a possible unwanted call. Check the comments to find out who might be behind this call.
Is +44 203 286 135 6 a spam number?
According to the community, +44 203 286 135 6 has 18 reports, which suggests it is likely spam. Check the risk score and comments for details.
Is it safe to call +44 203 286 135 6 back?
If you don't recognise the number and it has negative reports, it's best not to call +44 203 286 135 6 back. Avoid sharing personal or banking details with unknown numbers.
How can I block +44 203 286 135 6?
On iPhone, go to Recents in the Phone app, tap the (i) next to the number and choose 'Block this Caller'. On Android, long-press the number in your call history and select 'Block number'. You can also use the NoCall app to automatically block calls like +44 203 286 135 6.
Where can I report a suspicious call?
You can report +44 203 286 135 6 directly on this page using the report button. Your contribution helps other users identify unwanted calls.